78121386

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3851}}^1$

素因数の和:3896

約数の個数: 72

約数和(自身を含む): 205511904

約数和(自身を除く): 127390518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 138, 147, 161, 207, 294, 322, 414, 441, 483, 882, 966, 1127, 1449, 2254, 2898, 3381, 3851, 6762, 7702, 10143, 11553, 20286, 23106, 26957, 34659, 53914, 69318, 80871, 88573, 161742, 177146, 188699, 242613, 265719, 377398, 485226, 531438, 566097, 620011, 797157, 1132194, 1240022, 1594314, 1698291, 1860033, 3396582, 3720066, 4340077, 5580099, 8680154, 11160198, 13020231, 26040462, 39060693, 78121386]

約数ペア:

[(1, 78121386), (2, 39060693), (3, 26040462), (6, 13020231), (7, 11160198), (9, 8680154), (14, 5580099), (18, 4340077), (21, 3720066), (23, 3396582), (42, 1860033), (46, 1698291), (49, 1594314), (63, 1240022), (69, 1132194), (98, 797157), (126, 620011), (138, 566097), (147, 531438), (161, 485226), (207, 377398), (294, 265719), (322, 242613), (414, 188699), (441, 177146), (483, 161742), (882, 88573), (966, 80871), (1127, 69318), (1449, 53914), (2254, 34659), (2898, 26957), (3381, 23106), (3851, 20286), (6762, 11553), (7702, 10143)]