51098515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 70652736

約数和(自身を除く): 19554221

約数列:

[1, 5, 13, 17, 65, 85, 131, 221, 353, 655, 1105, 1703, 1765, 2227, 4589, 6001, 8515, 11135, 22945, 28951, 30005, 46243, 78013, 144755, 231215, 390065, 601159, 786131, 3005795, 3930655, 10219703, 51098515]

約数ペア:

[(1, 51098515), (5, 10219703), (13, 3930655), (17, 3005795), (65, 786131), (85, 601159), (131, 390065), (221, 231215), (353, 144755), (655, 78013), (1105, 46243), (1703, 30005), (1765, 28951), (2227, 22945), (4589, 11135), (6001, 8515)]