30005787

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 49116672

約数和(自身を除く): 19110885

約数列:

[1, 3, 7, 21, 43, 47, 49, 101, 129, 141, 147, 301, 303, 329, 707, 903, 987, 2021, 2107, 2121, 2303, 4343, 4747, 4949, 6063, 6321, 6909, 13029, 14147, 14241, 14847, 30401, 33229, 42441, 91203, 99029, 99687, 204121, 212807, 232603, 297087, 612363, 638421, 697809, 1428847, 4286541, 10001929, 30005787]

約数ペア:

[(1, 30005787), (3, 10001929), (7, 4286541), (21, 1428847), (43, 697809), (47, 638421), (49, 612363), (101, 297087), (129, 232603), (141, 212807), (147, 204121), (301, 99687), (303, 99029), (329, 91203), (707, 42441), (903, 33229), (987, 30401), (2021, 14847), (2107, 14241), (2121, 14147), (2303, 13029), (4343, 6909), (4747, 6321), (4949, 6063)]