217438884

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{154871}}^1$

素因数の和:154897

約数の個数: 48

約数和(自身を含む): 607098240

約数和(自身を除く): 389659356

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 154871, 309742, 464613, 619484, 929226, 1393839, 1858452, 2013323, 2787678, 4026646, 4181517, 5575356, 6039969, 8053292, 8363034, 12079938, 16726068, 18119907, 24159876, 36239814, 54359721, 72479628, 108719442, 217438884]

約数ペア:

[(1, 217438884), (2, 108719442), (3, 72479628), (4, 54359721), (6, 36239814), (9, 24159876), (12, 18119907), (13, 16726068), (18, 12079938), (26, 8363034), (27, 8053292), (36, 6039969), (39, 5575356), (52, 4181517), (54, 4026646), (78, 2787678), (108, 2013323), (117, 1858452), (156, 1393839), (234, 929226), (351, 619484), (468, 464613), (702, 309742), (1404, 154871)]