861369992

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{290219}}^1$

素因数の和:290285

約数の個数: 32

約数和(自身を含む): 1880625600

約数和(自身を除く): 1019255608

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 290219, 580438, 1160876, 2031533, 2321752, 4063066, 8126132, 15381607, 16252264, 30763214, 61526428, 107671249, 123052856, 215342498, 430684996, 861369992]

約数ペア:

[(1, 861369992), (2, 430684996), (4, 215342498), (7, 123052856), (8, 107671249), (14, 61526428), (28, 30763214), (53, 16252264), (56, 15381607), (106, 8126132), (212, 4063066), (371, 2321752), (424, 2031533), (742, 1160876), (1484, 580438), (2968, 290219)]