319498428

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{26921}}^1$

素因数の和:26994

約数の個数: 48

約数和(自身を含む): 796029696

約数和(自身を除く): 476531268

約数列:

[1, 2, 3, 4, 6, 12, 23, 43, 46, 69, 86, 92, 129, 138, 172, 258, 276, 516, 989, 1978, 2967, 3956, 5934, 11868, 26921, 53842, 80763, 107684, 161526, 323052, 619183, 1157603, 1238366, 1857549, 2315206, 2476732, 3472809, 3715098, 4630412, 6945618, 7430196, 13891236, 26624869, 53249738, 79874607, 106499476, 159749214, 319498428]

約数ペア:

[(1, 319498428), (2, 159749214), (3, 106499476), (4, 79874607), (6, 53249738), (12, 26624869), (23, 13891236), (43, 7430196), (46, 6945618), (69, 4630412), (86, 3715098), (92, 3472809), (129, 2476732), (138, 2315206), (172, 1857549), (258, 1238366), (276, 1157603), (516, 619183), (989, 323052), (1978, 161526), (2967, 107684), (3956, 80763), (5934, 53842), (11868, 26921)]