353229890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{8681}}^1$

素因数の和:9014

約数の個数: 32

約数和(自身を含む): 686989296

約数和(自身を除く): 333759406

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 313, 626, 1565, 3130, 4069, 8138, 8681, 17362, 20345, 40690, 43405, 86810, 112853, 225706, 564265, 1128530, 2717153, 5434306, 13585765, 27171530, 35322989, 70645978, 176614945, 353229890]

約数ペア:

[(1, 353229890), (2, 176614945), (5, 70645978), (10, 35322989), (13, 27171530), (26, 13585765), (65, 5434306), (130, 2717153), (313, 1128530), (626, 564265), (1565, 225706), (3130, 112853), (4069, 86810), (8138, 43405), (8681, 40690), (17362, 20345)]