28862405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1091}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 41827968

約数和(自身を除く): 12965563

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 715, 1091, 2035, 2405, 5291, 5455, 12001, 14183, 26455, 40367, 60005, 70915, 156013, 201835, 444037, 524771, 780065, 2220185, 2623855, 5772481, 28862405]

約数ペア:

[(1, 28862405), (5, 5772481), (11, 2623855), (13, 2220185), (37, 780065), (55, 524771), (65, 444037), (143, 201835), (185, 156013), (407, 70915), (481, 60005), (715, 40367), (1091, 26455), (2035, 14183), (2405, 12001), (5291, 5455)]