201988501

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 245887488

約数和(自身を除く): 43898987

約数列:

[1, 11, 13, 43, 107, 143, 307, 473, 559, 1177, 1391, 3377, 3991, 4601, 6149, 13201, 15301, 32849, 43901, 50611, 59813, 145211, 171613, 361339, 427037, 657943, 1412507, 1887743, 4697407, 15537577, 18362591, 201988501]

約数ペア:

[(1, 201988501), (11, 18362591), (13, 15537577), (43, 4697407), (107, 1887743), (143, 1412507), (307, 657943), (473, 427037), (559, 361339), (1177, 171613), (1391, 145211), (3377, 59813), (3991, 50611), (4601, 43901), (6149, 32849), (13201, 15301)]