2007258939

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{8581}}^1$

素因数の和:8720

約数の個数: 48

約数和(自身を含む): 3427307520

約数和(自身を除く): 1420048581

約数列:

[1, 3, 7, 9, 21, 47, 63, 79, 141, 237, 329, 423, 553, 711, 987, 1659, 2961, 3713, 4977, 8581, 11139, 25743, 25991, 33417, 60067, 77229, 77973, 180201, 233919, 403307, 540603, 677899, 1209921, 2033697, 2823149, 3629763, 4745293, 6101091, 8469447, 14235879, 25408341, 31861253, 42707637, 95583759, 223028771, 286751277, 669086313, 2007258939]

約数ペア:

[(1, 2007258939), (3, 669086313), (7, 286751277), (9, 223028771), (21, 95583759), (47, 42707637), (63, 31861253), (79, 25408341), (141, 14235879), (237, 8469447), (329, 6101091), (423, 4745293), (553, 3629763), (711, 2823149), (987, 2033697), (1659, 1209921), (2961, 677899), (3713, 540603), (4977, 403307), (8581, 233919), (11139, 180201), (25743, 77973), (25991, 77229), (33417, 60067)]