28521558

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 71351280

約数和(自身を除く): 42829722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 81, 87, 117, 162, 174, 234, 261, 351, 377, 467, 522, 702, 754, 783, 934, 1053, 1131, 1401, 1566, 2106, 2262, 2349, 2802, 3393, 4203, 4698, 6071, 6786, 8406, 10179, 12142, 12609, 13543, 18213, 20358, 25218, 27086, 30537, 36426, 37827, 40629, 54639, 61074, 75654, 81258, 109278, 121887, 163917, 176059, 243774, 327834, 352118, 365661, 491751, 528177, 731322, 983502, 1056354, 1096983, 1584531, 2193966, 3169062, 4753593, 9507186, 14260779, 28521558]

約数ペア:

[(1, 28521558), (2, 14260779), (3, 9507186), (6, 4753593), (9, 3169062), (13, 2193966), (18, 1584531), (26, 1096983), (27, 1056354), (29, 983502), (39, 731322), (54, 528177), (58, 491751), (78, 365661), (81, 352118), (87, 327834), (117, 243774), (162, 176059), (174, 163917), (234, 121887), (261, 109278), (351, 81258), (377, 75654), (467, 61074), (522, 54639), (702, 40629), (754, 37827), (783, 36426), (934, 30537), (1053, 27086), (1131, 25218), (1401, 20358), (1566, 18213), (2106, 13543), (2262, 12609), (2349, 12142), (2802, 10179), (3393, 8406), (4203, 6786), (4698, 6071)]