28072492

素因数分解:

$2^2\times 7^4\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 60

約数和(自身を含む): 59605280

約数和(自身を除く): 31532788

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 79, 98, 148, 158, 196, 259, 316, 343, 518, 553, 686, 1036, 1106, 1372, 1813, 2212, 2401, 2923, 3626, 3871, 4802, 5846, 7252, 7742, 9604, 11692, 12691, 15484, 20461, 25382, 27097, 40922, 50764, 54194, 81844, 88837, 108388, 143227, 177674, 189679, 286454, 355348, 379358, 572908, 758716, 1002589, 2005178, 4010356, 7018123, 14036246, 28072492]

約数ペア:

[(1, 28072492), (2, 14036246), (4, 7018123), (7, 4010356), (14, 2005178), (28, 1002589), (37, 758716), (49, 572908), (74, 379358), (79, 355348), (98, 286454), (148, 189679), (158, 177674), (196, 143227), (259, 108388), (316, 88837), (343, 81844), (518, 54194), (553, 50764), (686, 40922), (1036, 27097), (1106, 25382), (1372, 20461), (1813, 15484), (2212, 12691), (2401, 11692), (2923, 9604), (3626, 7742), (3871, 7252), (4802, 5846)]