87290658

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 247980096

約数和(自身を除く): 160689438

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 49, 63, 69, 78, 91, 98, 117, 126, 138, 147, 161, 182, 207, 234, 273, 294, 299, 322, 331, 414, 441, 483, 546, 598, 637, 662, 819, 882, 897, 966, 993, 1127, 1274, 1449, 1638, 1794, 1911, 1986, 2093, 2254, 2317, 2691, 2898, 2979, 3381, 3822, 4186, 4303, 4634, 5382, 5733, 5958, 6279, 6762, 6951, 7613, 8606, 10143, 11466, 12558, 12909, 13902, 14651, 15226, 16219, 18837, 20286, 20853, 22839, 25818, 29302, 30121, 32438, 37674, 38727, 41706, 43953, 45678, 48657, 53291, 60242, 68517, 77454, 87906, 90363, 97314, 98969, 106582, 131859, 137034, 145971, 159873, 180726, 197938, 210847, 263718, 271089, 291942, 296907, 319746, 373037, 421694, 479619, 542178, 593814, 632541, 692783, 746074, 890721, 959238, 1119111, 1265082, 1385566, 1781442, 1897623, 2078349, 2238222, 3357333, 3795246, 4156698, 4849481, 6235047, 6714666, 9698962, 12470094, 14548443, 29096886, 43645329, 87290658]

約数ペア:

[(1, 87290658), (2, 43645329), (3, 29096886), (6, 14548443), (7, 12470094), (9, 9698962), (13, 6714666), (14, 6235047), (18, 4849481), (21, 4156698), (23, 3795246), (26, 3357333), (39, 2238222), (42, 2078349), (46, 1897623), (49, 1781442), (63, 1385566), (69, 1265082), (78, 1119111), (91, 959238), (98, 890721), (117, 746074), (126, 692783), (138, 632541), (147, 593814), (161, 542178), (182, 479619), (207, 421694), (234, 373037), (273, 319746), (294, 296907), (299, 291942), (322, 271089), (331, 263718), (414, 210847), (441, 197938), (483, 180726), (546, 159873), (598, 145971), (637, 137034), (662, 131859), (819, 106582), (882, 98969), (897, 97314), (966, 90363), (993, 87906), (1127, 77454), (1274, 68517), (1449, 60242), (1638, 53291), (1794, 48657), (1911, 45678), (1986, 43953), (2093, 41706), (2254, 38727), (2317, 37674), (2691, 32438), (2898, 30121), (2979, 29302), (3381, 25818), (3822, 22839), (4186, 20853), (4303, 20286), (4634, 18837), (5382, 16219), (5733, 15226), (5958, 14651), (6279, 13902), (6762, 12909), (6951, 12558), (7613, 11466), (8606, 10143)]