38975157

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 63551488

約数和(自身を除く): 24576331

約数列:

[1, 3, 9, 13, 39, 43, 61, 117, 127, 129, 183, 381, 387, 549, 559, 793, 1143, 1651, 1677, 2379, 2623, 4953, 5031, 5461, 7137, 7747, 7869, 14859, 16383, 23241, 23607, 34099, 49149, 69723, 70993, 100711, 102297, 212979, 302133, 306891, 333121, 638937, 906399, 999363, 2998089, 4330573, 12991719, 38975157]

約数ペア:

[(1, 38975157), (3, 12991719), (9, 4330573), (13, 2998089), (39, 999363), (43, 906399), (61, 638937), (117, 333121), (127, 306891), (129, 302133), (183, 212979), (381, 102297), (387, 100711), (549, 70993), (559, 69723), (793, 49149), (1143, 34099), (1651, 23607), (1677, 23241), (2379, 16383), (2623, 14859), (4953, 7869), (5031, 7747), (5461, 7137)]