8987985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 17072640

約数和(自身を除く): 8084655

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 379, 465, 527, 765, 1137, 1395, 1581, 1895, 2635, 3411, 4743, 5685, 6443, 7905, 11749, 17055, 19329, 23715, 32215, 35247, 57987, 58745, 96645, 105741, 176235, 199733, 289935, 528705, 599199, 998665, 1797597, 2995995, 8987985]

約数ペア:

[(1, 8987985), (3, 2995995), (5, 1797597), (9, 998665), (15, 599199), (17, 528705), (31, 289935), (45, 199733), (51, 176235), (85, 105741), (93, 96645), (153, 58745), (155, 57987), (255, 35247), (279, 32215), (379, 23715), (465, 19329), (527, 17055), (765, 11749), (1137, 7905), (1395, 6443), (1581, 5685), (1895, 4743), (2635, 3411)]