28397664

素因数分解:

$2^5\times 3^2\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:820

約数の個数: 72

約数和(自身を含む): 81415152

約数和(自身を除く): 53017488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 151, 288, 302, 453, 604, 653, 906, 1208, 1306, 1359, 1812, 1959, 2416, 2612, 2718, 3624, 3918, 4832, 5224, 5436, 5877, 7248, 7836, 10448, 10872, 11754, 14496, 15672, 20896, 21744, 23508, 31344, 43488, 47016, 62688, 94032, 98603, 188064, 197206, 295809, 394412, 591618, 788824, 887427, 1183236, 1577648, 1774854, 2366472, 3155296, 3549708, 4732944, 7099416, 9465888, 14198832, 28397664]

約数ペア:

[(1, 28397664), (2, 14198832), (3, 9465888), (4, 7099416), (6, 4732944), (8, 3549708), (9, 3155296), (12, 2366472), (16, 1774854), (18, 1577648), (24, 1183236), (32, 887427), (36, 788824), (48, 591618), (72, 394412), (96, 295809), (144, 197206), (151, 188064), (288, 98603), (302, 94032), (453, 62688), (604, 47016), (653, 43488), (906, 31344), (1208, 23508), (1306, 21744), (1359, 20896), (1812, 15672), (1959, 14496), (2416, 11754), (2612, 10872), (2718, 10448), (3624, 7836), (3918, 7248), (4832, 5877), (5224, 5436)]