391038984

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{775871}}^1$

素因数の和:775890

約数の個数: 48

約数和(自身を含む): 1210360320

約数和(自身を除く): 819321336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 775871, 1551742, 2327613, 3103484, 4655226, 5431097, 6206968, 6982839, 9310452, 10862194, 13965678, 16293291, 18620904, 21724388, 27931356, 32586582, 43448776, 48879873, 55862712, 65173164, 97759746, 130346328, 195519492, 391038984]

約数ペア:

[(1, 391038984), (2, 195519492), (3, 130346328), (4, 97759746), (6, 65173164), (7, 55862712), (8, 48879873), (9, 43448776), (12, 32586582), (14, 27931356), (18, 21724388), (21, 18620904), (24, 16293291), (28, 13965678), (36, 10862194), (42, 9310452), (56, 6982839), (63, 6206968), (72, 5431097), (84, 4655226), (126, 3103484), (168, 2327613), (252, 1551742), (504, 775871)]