634465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 842688

約数和(自身を除く): 208223

約数列:

[1, 5, 13, 43, 65, 215, 227, 559, 1135, 2795, 2951, 9761, 14755, 48805, 126893, 634465]

約数ペア:

[(1, 634465), (5, 126893), (13, 48805), (43, 14755), (65, 9761), (215, 2951), (227, 2795), (559, 1135)]