408020886

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{249097}}^1$

素因数の和:249125

約数の個数: 48

約数和(自身を含む): 1088060064

約数和(自身を除く): 680039178

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 249097, 498194, 747291, 1494582, 1743679, 2241873, 3238261, 3487358, 4483746, 5231037, 6476522, 9714783, 10462074, 15693111, 19429566, 22667827, 29144349, 31386222, 45335654, 58288698, 68003481, 136006962, 204010443, 408020886]

約数ペア:

[(1, 408020886), (2, 204010443), (3, 136006962), (6, 68003481), (7, 58288698), (9, 45335654), (13, 31386222), (14, 29144349), (18, 22667827), (21, 19429566), (26, 15693111), (39, 10462074), (42, 9714783), (63, 6476522), (78, 5231037), (91, 4483746), (117, 3487358), (126, 3238261), (182, 2241873), (234, 1743679), (273, 1494582), (546, 747291), (819, 498194), (1638, 249097)]