86939895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 165150720

約数和(自身を除く): 78210825

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 79, 105, 141, 223, 235, 237, 329, 395, 553, 669, 705, 987, 1115, 1185, 1561, 1645, 1659, 2765, 3345, 3713, 4683, 4935, 7805, 8295, 10481, 11139, 17617, 18565, 23415, 25991, 31443, 52405, 52851, 55695, 73367, 77973, 88085, 123319, 129955, 157215, 220101, 264255, 366835, 369957, 389865, 616595, 827999, 1100505, 1849785, 2483997, 4139995, 5795993, 12419985, 17387979, 28979965, 86939895]

約数ペア:

[(1, 86939895), (3, 28979965), (5, 17387979), (7, 12419985), (15, 5795993), (21, 4139995), (35, 2483997), (47, 1849785), (79, 1100505), (105, 827999), (141, 616595), (223, 389865), (235, 369957), (237, 366835), (329, 264255), (395, 220101), (553, 157215), (669, 129955), (705, 123319), (987, 88085), (1115, 77973), (1185, 73367), (1561, 55695), (1645, 52851), (1659, 52405), (2765, 31443), (3345, 25991), (3713, 23415), (4683, 18565), (4935, 17617), (7805, 11139), (8295, 10481)]