291684428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1571}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 616224000

約数和(自身を除く): 324539572

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 349, 532, 698, 1396, 1571, 2443, 3142, 4886, 6284, 6631, 9772, 10997, 13262, 21994, 26524, 29849, 43988, 46417, 59698, 92834, 119396, 185668, 208943, 417886, 548279, 835772, 1096558, 2193116, 3837953, 7675906, 10417301, 15351812, 20834602, 41669204, 72921107, 145842214, 291684428]

約数ペア:

[(1, 291684428), (2, 145842214), (4, 72921107), (7, 41669204), (14, 20834602), (19, 15351812), (28, 10417301), (38, 7675906), (76, 3837953), (133, 2193116), (266, 1096558), (349, 835772), (532, 548279), (698, 417886), (1396, 208943), (1571, 185668), (2443, 119396), (3142, 92834), (4886, 59698), (6284, 46417), (6631, 43988), (9772, 29849), (10997, 26524), (13262, 21994)]