28040968

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1657

約数の個数: 32

約数和(自身を含む): 54918360

約数和(自身を除く): 26877392

約数列:

[1, 2, 4, 8, 37, 61, 74, 122, 148, 244, 296, 488, 1553, 2257, 3106, 4514, 6212, 9028, 12424, 18056, 57461, 94733, 114922, 189466, 229844, 378932, 459688, 757864, 3505121, 7010242, 14020484, 28040968]

約数ペア:

[(1, 28040968), (2, 14020484), (4, 7010242), (8, 3505121), (37, 757864), (61, 459688), (74, 378932), (122, 229844), (148, 189466), (244, 114922), (296, 94733), (488, 57461), (1553, 18056), (2257, 12424), (3106, 9028), (4514, 6212)]