1431365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 1984248

約数和(自身を除く): 552883

約数列:

[1, 5, 13, 19, 61, 65, 95, 247, 305, 361, 793, 1159, 1235, 1805, 3965, 4693, 5795, 15067, 22021, 23465, 75335, 110105, 286273, 1431365]

約数ペア:

[(1, 1431365), (5, 286273), (13, 110105), (19, 75335), (61, 23465), (65, 22021), (95, 15067), (247, 5795), (305, 4693), (361, 3965), (793, 1805), (1159, 1235)]