30893715

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 58855680

約数和(自身を除く): 27961965

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 1571, 2185, 3933, 4713, 6555, 7855, 14139, 19665, 23565, 29849, 36133, 70695, 89547, 108399, 149245, 180665, 268641, 325197, 447735, 541995, 686527, 1343205, 1625985, 2059581, 3432635, 6178743, 10297905, 30893715]

約数ペア:

[(1, 30893715), (3, 10297905), (5, 6178743), (9, 3432635), (15, 2059581), (19, 1625985), (23, 1343205), (45, 686527), (57, 541995), (69, 447735), (95, 325197), (115, 268641), (171, 180665), (207, 149245), (285, 108399), (345, 89547), (437, 70695), (855, 36133), (1035, 29849), (1311, 23565), (1571, 19665), (2185, 14139), (3933, 7855), (4713, 6555)]