65241995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 96940032

約数和(自身を除く): 31698037

約数列:

[1, 5, 7, 13, 35, 65, 91, 223, 455, 643, 1115, 1561, 2899, 3215, 4501, 7805, 8359, 14495, 20293, 22505, 41795, 58513, 101465, 143389, 292565, 716945, 1003723, 1864057, 5018615, 9320285, 13048399, 65241995]

約数ペア:

[(1, 65241995), (5, 13048399), (7, 9320285), (13, 5018615), (35, 1864057), (65, 1003723), (91, 716945), (223, 292565), (455, 143389), (643, 101465), (1115, 58513), (1561, 41795), (2899, 22505), (3215, 20293), (4501, 14495), (7805, 8359)]