691730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 1424304

約数和(自身を除く): 732574

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 313, 442, 626, 1105, 1565, 2210, 3130, 4069, 5321, 8138, 10642, 20345, 26605, 40690, 53210, 69173, 138346, 345865, 691730]

約数ペア:

[(1, 691730), (2, 345865), (5, 138346), (10, 69173), (13, 53210), (17, 40690), (26, 26605), (34, 20345), (65, 10642), (85, 8138), (130, 5321), (170, 4069), (221, 3130), (313, 2210), (442, 1565), (626, 1105)]