201219123

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5171}}^1$

素因数の和:5307

約数の個数: 32

約数和(自身を含む): 327697920

約数和(自身を除く): 126478797

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 763, 1853, 2289, 5171, 5559, 12971, 15513, 36197, 38913, 87907, 108591, 263721, 563639, 615349, 1690917, 1846047, 3945473, 9581863, 11836419, 28745589, 67073041, 201219123]

約数ペア:

[(1, 201219123), (3, 67073041), (7, 28745589), (17, 11836419), (21, 9581863), (51, 3945473), (109, 1846047), (119, 1690917), (327, 615349), (357, 563639), (763, 263721), (1853, 108591), (2289, 87907), (5171, 38913), (5559, 36197), (12971, 15513)]