28855218

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{2003}}^1$

素因数の和:2036

約数の個数: 40

約数和(自身を含む): 67358448

約数和(自身を除く): 38503230

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2003, 2058, 2401, 4006, 4802, 6009, 7203, 12018, 14021, 14406, 28042, 42063, 84126, 98147, 196294, 294441, 588882, 687029, 1374058, 2061087, 4122174, 4809203, 9618406, 14427609, 28855218]

約数ペア:

[(1, 28855218), (2, 14427609), (3, 9618406), (6, 4809203), (7, 4122174), (14, 2061087), (21, 1374058), (42, 687029), (49, 588882), (98, 294441), (147, 196294), (294, 98147), (343, 84126), (686, 42063), (1029, 28042), (2003, 14406), (2058, 14021), (2401, 12018), (4006, 7203), (4802, 6009)]