28304432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3319}}^1$

素因数の和:3381

約数の個数: 40

約数和(自身を含む): 60516960

約数和(自身を除く): 32212528

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 3319, 4264, 6638, 8528, 13276, 26552, 43147, 53104, 86294, 136079, 172588, 272158, 345176, 544316, 690352, 1088632, 1769027, 2177264, 3538054, 7076108, 14152216, 28304432]

約数ペア:

[(1, 28304432), (2, 14152216), (4, 7076108), (8, 3538054), (13, 2177264), (16, 1769027), (26, 1088632), (41, 690352), (52, 544316), (82, 345176), (104, 272158), (164, 172588), (208, 136079), (328, 86294), (533, 53104), (656, 43147), (1066, 26552), (2132, 13276), (3319, 8528), (4264, 6638)]