9987570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 27060480

約数和(自身を除く): 17072910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 521, 639, 710, 1042, 1065, 1278, 1563, 1917, 2130, 2605, 3126, 3195, 3834, 4689, 5210, 6390, 7815, 9378, 9585, 14067, 15630, 19170, 23445, 28134, 36991, 46890, 70335, 73982, 110973, 140670, 184955, 221946, 332919, 369910, 554865, 665838, 998757, 1109730, 1664595, 1997514, 3329190, 4993785, 9987570]

約数ペア:

[(1, 9987570), (2, 4993785), (3, 3329190), (5, 1997514), (6, 1664595), (9, 1109730), (10, 998757), (15, 665838), (18, 554865), (27, 369910), (30, 332919), (45, 221946), (54, 184955), (71, 140670), (90, 110973), (135, 73982), (142, 70335), (213, 46890), (270, 36991), (355, 28134), (426, 23445), (521, 19170), (639, 15630), (710, 14067), (1042, 9585), (1065, 9378), (1278, 7815), (1563, 6390), (1917, 5210), (2130, 4689), (2605, 3834), (3126, 3195)]