30387028

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17791}}^1$

素因数の和:17863

約数の個数: 24

約数和(自身を含む): 61773824

約数和(自身を除く): 31386796

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 17791, 35582, 71164, 124537, 249074, 498148, 1085251, 2170502, 4341004, 7596757, 15193514, 30387028]

約数ペア:

[(1, 30387028), (2, 15193514), (4, 7596757), (7, 4341004), (14, 2170502), (28, 1085251), (61, 498148), (122, 249074), (244, 124537), (427, 71164), (854, 35582), (1708, 17791)]