15633751

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:175

約数の個数: 32

約数和(自身を含む): 19998720

約数和(自身を除く): 4364969

約数列:

[1, 7, 19, 41, 47, 61, 133, 287, 329, 427, 779, 893, 1159, 1927, 2501, 2867, 5453, 6251, 8113, 13489, 17507, 20069, 36613, 47519, 54473, 117547, 256291, 332633, 381311, 822829, 2233393, 15633751]

約数ペア:

[(1, 15633751), (7, 2233393), (19, 822829), (41, 381311), (47, 332633), (61, 256291), (133, 117547), (287, 54473), (329, 47519), (427, 36613), (779, 20069), (893, 17507), (1159, 13489), (1927, 8113), (2501, 6251), (2867, 5453)]