856551234

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:736

約数の個数: 128

約数和(自身を含む): 2247782400

約数和(自身を除く): 1391231166

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 149, 154, 161, 231, 253, 298, 322, 447, 462, 483, 506, 541, 759, 894, 966, 1043, 1082, 1518, 1623, 1639, 1771, 2086, 3129, 3246, 3278, 3427, 3542, 3787, 4917, 5313, 5951, 6258, 6854, 7574, 9834, 10281, 10626, 11361, 11473, 11902, 12443, 17853, 20562, 22722, 22946, 23989, 24886, 34419, 35706, 37329, 37697, 41657, 47978, 68838, 71967, 74658, 75394, 80609, 83314, 87101, 113091, 124971, 136873, 143934, 161218, 174202, 226182, 241827, 249942, 261303, 263879, 273746, 410619, 483654, 522606, 527758, 564263, 791637, 821238, 886699, 958111, 1128526, 1583274, 1692789, 1773398, 1854007, 1916222, 2660097, 2874333, 3385578, 3708014, 5320194, 5562021, 5748666, 6206893, 11124042, 12413786, 12978049, 18620679, 20394077, 25956098, 37241358, 38934147, 40788154, 61182231, 77868294, 122364462, 142758539, 285517078, 428275617, 856551234]

約数ペア:

[(1, 856551234), (2, 428275617), (3, 285517078), (6, 142758539), (7, 122364462), (11, 77868294), (14, 61182231), (21, 40788154), (22, 38934147), (23, 37241358), (33, 25956098), (42, 20394077), (46, 18620679), (66, 12978049), (69, 12413786), (77, 11124042), (138, 6206893), (149, 5748666), (154, 5562021), (161, 5320194), (231, 3708014), (253, 3385578), (298, 2874333), (322, 2660097), (447, 1916222), (462, 1854007), (483, 1773398), (506, 1692789), (541, 1583274), (759, 1128526), (894, 958111), (966, 886699), (1043, 821238), (1082, 791637), (1518, 564263), (1623, 527758), (1639, 522606), (1771, 483654), (2086, 410619), (3129, 273746), (3246, 263879), (3278, 261303), (3427, 249942), (3542, 241827), (3787, 226182), (4917, 174202), (5313, 161218), (5951, 143934), (6258, 136873), (6854, 124971), (7574, 113091), (9834, 87101), (10281, 83314), (10626, 80609), (11361, 75394), (11473, 74658), (11902, 71967), (12443, 68838), (17853, 47978), (20562, 41657), (22722, 37697), (22946, 37329), (23989, 35706), (24886, 34419)]