725283555

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{4003}}^1$

素因数の和:4315

約数の個数: 32

約数和(自身を含む): 1190052864

約数和(自身を除く): 464769309

約数列:

[1, 3, 5, 15, 47, 141, 235, 257, 705, 771, 1285, 3855, 4003, 12009, 12079, 20015, 36237, 60045, 60395, 181185, 188141, 564423, 940705, 1028771, 2822115, 3086313, 5143855, 15431565, 48352237, 145056711, 241761185, 725283555]

約数ペア:

[(1, 725283555), (3, 241761185), (5, 145056711), (15, 48352237), (47, 15431565), (141, 5143855), (235, 3086313), (257, 2822115), (705, 1028771), (771, 940705), (1285, 564423), (3855, 188141), (4003, 181185), (12009, 60395), (12079, 60045), (20015, 36237)]