31400115

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 51757056

約数和(自身を除く): 20356941

約数列:

[1, 3, 5, 15, 53, 127, 159, 265, 311, 381, 635, 795, 933, 1555, 1905, 4665, 6731, 16483, 20193, 33655, 39497, 49449, 82415, 100965, 118491, 197485, 247245, 592455, 2093341, 6280023, 10466705, 31400115]

約数ペア:

[(1, 31400115), (3, 10466705), (5, 6280023), (15, 2093341), (53, 592455), (127, 247245), (159, 197485), (265, 118491), (311, 100965), (381, 82415), (635, 49449), (795, 39497), (933, 33655), (1555, 20193), (1905, 16483), (4665, 6731)]