30207975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 57591552

約数和(自身を除く): 27383577

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 163, 175, 353, 489, 525, 815, 1059, 1141, 1765, 2445, 2471, 3423, 4075, 5295, 5705, 7413, 8825, 12225, 12355, 17115, 26475, 28525, 37065, 57539, 61775, 85575, 172617, 185325, 287695, 402773, 863085, 1208319, 1438475, 2013865, 4315425, 6041595, 10069325, 30207975]

約数ペア:

[(1, 30207975), (3, 10069325), (5, 6041595), (7, 4315425), (15, 2013865), (21, 1438475), (25, 1208319), (35, 863085), (75, 402773), (105, 287695), (163, 185325), (175, 172617), (353, 85575), (489, 61775), (525, 57539), (815, 37065), (1059, 28525), (1141, 26475), (1765, 17115), (2445, 12355), (2471, 12225), (3423, 8825), (4075, 7413), (5295, 5705)]