947751630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{644729}}^1$

素因数の和:644753

約数の個数: 48

約数和(自身を含む): 2645971920

約数和(自身を除く): 1698220290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 644729, 1289458, 1934187, 3223645, 3868374, 4513103, 6447290, 9026206, 9670935, 13539309, 19341870, 22565515, 27078618, 31591721, 45131030, 63183442, 67696545, 94775163, 135393090, 157958605, 189550326, 315917210, 473875815, 947751630]

約数ペア:

[(1, 947751630), (2, 473875815), (3, 315917210), (5, 189550326), (6, 157958605), (7, 135393090), (10, 94775163), (14, 67696545), (15, 63183442), (21, 45131030), (30, 31591721), (35, 27078618), (42, 22565515), (49, 19341870), (70, 13539309), (98, 9670935), (105, 9026206), (147, 6447290), (210, 4513103), (245, 3868374), (294, 3223645), (490, 1934187), (735, 1289458), (1470, 644729)]