15481518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 35223552

約数和(自身を除く): 19742034

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 47, 78, 82, 94, 103, 123, 141, 206, 246, 282, 309, 533, 611, 618, 1066, 1222, 1339, 1599, 1833, 1927, 2678, 3198, 3666, 3854, 4017, 4223, 4841, 5781, 8034, 8446, 9682, 11562, 12669, 14523, 25051, 25338, 29046, 50102, 54899, 62933, 75153, 109798, 125866, 150306, 164697, 188799, 198481, 329394, 377598, 396962, 595443, 1190886, 2580253, 5160506, 7740759, 15481518]

約数ペア:

[(1, 15481518), (2, 7740759), (3, 5160506), (6, 2580253), (13, 1190886), (26, 595443), (39, 396962), (41, 377598), (47, 329394), (78, 198481), (82, 188799), (94, 164697), (103, 150306), (123, 125866), (141, 109798), (206, 75153), (246, 62933), (282, 54899), (309, 50102), (533, 29046), (611, 25338), (618, 25051), (1066, 14523), (1222, 12669), (1339, 11562), (1599, 9682), (1833, 8446), (1927, 8034), (2678, 5781), (3198, 4841), (3666, 4223), (3854, 4017)]