398025

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 749580

約数和(自身を除く): 351555

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 61, 75, 87, 145, 183, 225, 261, 305, 435, 549, 725, 915, 1305, 1525, 1769, 2175, 2745, 4575, 5307, 6525, 8845, 13725, 15921, 26535, 44225, 79605, 132675, 398025]

約数ペア:

[(1, 398025), (3, 132675), (5, 79605), (9, 44225), (15, 26535), (25, 15921), (29, 13725), (45, 8845), (61, 6525), (75, 5307), (87, 4575), (145, 2745), (183, 2175), (225, 1769), (261, 1525), (305, 1305), (435, 915), (549, 725)]