173203420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{666167}}^1$

素因数の和:666189

約数の個数: 24

約数和(自身を含む): 391706784

約数和(自身を除く): 218503364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 666167, 1332334, 2664668, 3330835, 6661670, 8660171, 13323340, 17320342, 34640684, 43300855, 86601710, 173203420]

約数ペア:

[(1, 173203420), (2, 86601710), (4, 43300855), (5, 34640684), (10, 17320342), (13, 13323340), (20, 8660171), (26, 6661670), (52, 3330835), (65, 2664668), (130, 1332334), (260, 666167)]