398375628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{77747}}^1$

素因数の和:77822

約数の個数: 48

約数和(自身を含む): 1079764224

約数和(自身を除く): 681388596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 5124, 77747, 155494, 233241, 310988, 466482, 544229, 932964, 1088458, 1632687, 2176916, 3265374, 4742567, 6530748, 9485134, 14227701, 18970268, 28455402, 33197969, 56910804, 66395938, 99593907, 132791876, 199187814, 398375628]

約数ペア:

[(1, 398375628), (2, 199187814), (3, 132791876), (4, 99593907), (6, 66395938), (7, 56910804), (12, 33197969), (14, 28455402), (21, 18970268), (28, 14227701), (42, 9485134), (61, 6530748), (84, 4742567), (122, 3265374), (183, 2176916), (244, 1632687), (366, 1088458), (427, 932964), (732, 544229), (854, 466482), (1281, 310988), (1708, 233241), (2562, 155494), (5124, 77747)]