13418475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 25831680

約数和(自身を除く): 12413205

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 105, 175, 183, 305, 419, 427, 525, 915, 1257, 1281, 1525, 2095, 2135, 2933, 4575, 6285, 6405, 8799, 10475, 10675, 14665, 25559, 31425, 32025, 43995, 73325, 76677, 127795, 178913, 219975, 383385, 536739, 638975, 894565, 1916925, 2683695, 4472825, 13418475]

約数ペア:

[(1, 13418475), (3, 4472825), (5, 2683695), (7, 1916925), (15, 894565), (21, 638975), (25, 536739), (35, 383385), (61, 219975), (75, 178913), (105, 127795), (175, 76677), (183, 73325), (305, 43995), (419, 32025), (427, 31425), (525, 25559), (915, 14665), (1257, 10675), (1281, 10475), (1525, 8799), (2095, 6405), (2135, 6285), (2933, 4575)]