15398475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 27141120

約数和(自身を除く): 11742645

約数列:

[1, 3, 5, 15, 25, 31, 37, 75, 93, 111, 155, 179, 185, 465, 537, 555, 775, 895, 925, 1147, 2325, 2685, 2775, 3441, 4475, 5549, 5735, 6623, 13425, 16647, 17205, 19869, 27745, 28675, 33115, 83235, 86025, 99345, 138725, 165575, 205313, 416175, 496725, 615939, 1026565, 3079695, 5132825, 15398475]

約数ペア:

[(1, 15398475), (3, 5132825), (5, 3079695), (15, 1026565), (25, 615939), (31, 496725), (37, 416175), (75, 205313), (93, 165575), (111, 138725), (155, 99345), (179, 86025), (185, 83235), (465, 33115), (537, 28675), (555, 27745), (775, 19869), (895, 17205), (925, 16647), (1147, 13425), (2325, 6623), (2685, 5735), (2775, 5549), (3441, 4475)]