489657675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8233}}^1$

素因数の和:8320

約数の個数: 48

約数和(自身を含む): 886241888

約数和(自身を除く): 396584213

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 183, 195, 305, 325, 793, 915, 975, 1525, 2379, 3965, 4575, 8233, 11895, 19825, 24699, 41165, 59475, 107029, 123495, 205825, 321087, 502213, 535145, 617475, 1506639, 1605435, 2511065, 2675725, 6528769, 7533195, 8027175, 12555325, 19586307, 32643845, 37665975, 97931535, 163219225, 489657675]

約数ペア:

[(1, 489657675), (3, 163219225), (5, 97931535), (13, 37665975), (15, 32643845), (25, 19586307), (39, 12555325), (61, 8027175), (65, 7533195), (75, 6528769), (183, 2675725), (195, 2511065), (305, 1605435), (325, 1506639), (793, 617475), (915, 535145), (975, 502213), (1525, 321087), (2379, 205825), (3965, 123495), (4575, 107029), (8233, 59475), (11895, 41165), (19825, 24699)]