2253978987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{359}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 3523968000

約数和(自身を除く): 1269989013

約数列:

[1, 3, 13, 19, 37, 39, 57, 111, 229, 247, 359, 481, 687, 703, 741, 1077, 1443, 2109, 2977, 4351, 4667, 6821, 8473, 8931, 9139, 13053, 13283, 14001, 20463, 25419, 27417, 39849, 56563, 82211, 88673, 110149, 160987, 169689, 172679, 246633, 252377, 266019, 330447, 482961, 518037, 757131, 1068743, 1562009, 2092831, 3041807, 3206229, 3280901, 4686027, 6278493, 9125421, 9842703, 20306117, 39543491, 57794333, 60918351, 118630473, 173382999, 751326329, 2253978987]

約数ペア:

[(1, 2253978987), (3, 751326329), (13, 173382999), (19, 118630473), (37, 60918351), (39, 57794333), (57, 39543491), (111, 20306117), (229, 9842703), (247, 9125421), (359, 6278493), (481, 4686027), (687, 3280901), (703, 3206229), (741, 3041807), (1077, 2092831), (1443, 1562009), (2109, 1068743), (2977, 757131), (4351, 518037), (4667, 482961), (6821, 330447), (8473, 266019), (8931, 252377), (9139, 246633), (13053, 172679), (13283, 169689), (14001, 160987), (20463, 110149), (25419, 88673), (27417, 82211), (39849, 56563)]