15571216

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:311

約数の個数: 40

約数和(自身を含む): 31109120

約数和(自身を除く): 15537904

約数列:

[1, 2, 4, 8, 16, 79, 97, 127, 158, 194, 254, 316, 388, 508, 632, 776, 1016, 1264, 1552, 2032, 7663, 10033, 12319, 15326, 20066, 24638, 30652, 40132, 49276, 61304, 80264, 98552, 122608, 160528, 197104, 973201, 1946402, 3892804, 7785608, 15571216]

約数ペア:

[(1, 15571216), (2, 7785608), (4, 3892804), (8, 1946402), (16, 973201), (79, 197104), (97, 160528), (127, 122608), (158, 98552), (194, 80264), (254, 61304), (316, 49276), (388, 40132), (508, 30652), (632, 24638), (776, 20066), (1016, 15326), (1264, 12319), (1552, 10033), (2032, 7663)]