2904909

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 4792320

約数和(自身を除く): 1887411

約数列:

[1, 3, 7, 17, 21, 51, 79, 103, 119, 237, 309, 357, 553, 721, 1343, 1659, 1751, 2163, 4029, 5253, 8137, 9401, 12257, 24411, 28203, 36771, 56959, 138329, 170877, 414987, 968303, 2904909]

約数ペア:

[(1, 2904909), (3, 968303), (7, 414987), (17, 170877), (21, 138329), (51, 56959), (79, 36771), (103, 28203), (119, 24411), (237, 12257), (309, 9401), (357, 8137), (553, 5253), (721, 4029), (1343, 2163), (1659, 1751)]