399580488

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{292091}}^1$

素因数の和:292122

約数の個数: 48

約数和(自身を含む): 1139158800

約数和(自身を除く): 739578312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 292091, 584182, 876273, 1168364, 1752546, 2336728, 2628819, 3505092, 5257638, 5549729, 7010184, 10515276, 11099458, 16649187, 21030552, 22198916, 33298374, 44397832, 49947561, 66596748, 99895122, 133193496, 199790244, 399580488]

約数ペア:

[(1, 399580488), (2, 199790244), (3, 133193496), (4, 99895122), (6, 66596748), (8, 49947561), (9, 44397832), (12, 33298374), (18, 22198916), (19, 21030552), (24, 16649187), (36, 11099458), (38, 10515276), (57, 7010184), (72, 5549729), (76, 5257638), (114, 3505092), (152, 2628819), (171, 2336728), (228, 1752546), (342, 1168364), (456, 876273), (684, 584182), (1368, 292091)]