157220763

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 258935040

約数和(自身を除く): 101714277

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 181, 311, 399, 543, 931, 933, 1267, 2177, 2793, 3439, 3801, 5909, 6531, 8869, 10317, 15239, 17727, 24073, 26607, 41363, 45717, 56291, 72219, 124089, 168511, 168873, 289541, 394037, 505533, 868623, 1069529, 1182111, 2758259, 3208587, 7486703, 8274777, 22460109, 52406921, 157220763]

約数ペア:

[(1, 157220763), (3, 52406921), (7, 22460109), (19, 8274777), (21, 7486703), (49, 3208587), (57, 2758259), (133, 1182111), (147, 1069529), (181, 868623), (311, 505533), (399, 394037), (543, 289541), (931, 168873), (933, 168511), (1267, 124089), (2177, 72219), (2793, 56291), (3439, 45717), (3801, 41363), (5909, 26607), (6531, 24073), (8869, 17727), (10317, 15239)]