28135394

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 52557120

約数和(自身を除く): 24421726

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 131, 161, 203, 262, 322, 406, 529, 667, 917, 1058, 1334, 1834, 3013, 3703, 3799, 4669, 6026, 7406, 7598, 9338, 15341, 21091, 26593, 30682, 42182, 53186, 69299, 87377, 107387, 138598, 174754, 214774, 485093, 611639, 970186, 1223278, 2009671, 4019342, 14067697, 28135394]

約数ペア:

[(1, 28135394), (2, 14067697), (7, 4019342), (14, 2009671), (23, 1223278), (29, 970186), (46, 611639), (58, 485093), (131, 214774), (161, 174754), (203, 138598), (262, 107387), (322, 87377), (406, 69299), (529, 53186), (667, 42182), (917, 30682), (1058, 26593), (1334, 21091), (1834, 15341), (3013, 9338), (3703, 7598), (3799, 7406), (4669, 6026)]