28185436

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 36

約数和(自身を含む): 52806600

約数和(自身を除く): 24621164

約数列:

[1, 2, 4, 19, 38, 76, 131, 149, 262, 298, 361, 524, 596, 722, 1444, 2489, 2831, 4978, 5662, 9956, 11324, 19519, 39038, 47291, 53789, 78076, 94582, 107578, 189164, 215156, 370861, 741722, 1483444, 7046359, 14092718, 28185436]

約数ペア:

[(1, 28185436), (2, 14092718), (4, 7046359), (19, 1483444), (38, 741722), (76, 370861), (131, 215156), (149, 189164), (262, 107578), (298, 94582), (361, 78076), (524, 53789), (596, 47291), (722, 39038), (1444, 19519), (2489, 11324), (2831, 9956), (4978, 5662)]