208646568

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{222913}}^1$

素因数の和:222938

約数の個数: 48

約数和(自身を含む): 608555220

約数和(自身を除く): 399908652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 222913, 445826, 668739, 891652, 1337478, 1783304, 2006217, 2674956, 2897869, 4012434, 5349912, 5795738, 8024868, 8693607, 11591476, 16049736, 17387214, 23182952, 26080821, 34774428, 52161642, 69548856, 104323284, 208646568]

約数ペア:

[(1, 208646568), (2, 104323284), (3, 69548856), (4, 52161642), (6, 34774428), (8, 26080821), (9, 23182952), (12, 17387214), (13, 16049736), (18, 11591476), (24, 8693607), (26, 8024868), (36, 5795738), (39, 5349912), (52, 4012434), (72, 2897869), (78, 2674956), (104, 2006217), (117, 1783304), (156, 1337478), (234, 891652), (312, 668739), (468, 445826), (936, 222913)]