28665416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2729}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 58476600

約数和(自身を除く): 29811184

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 2626, 2729, 5252, 5458, 10504, 10916, 21832, 35477, 70954, 141908, 275629, 283816, 551258, 1102516, 2205032, 3583177, 7166354, 14332708, 28665416]

約数ペア:

[(1, 28665416), (2, 14332708), (4, 7166354), (8, 3583177), (13, 2205032), (26, 1102516), (52, 551258), (101, 283816), (104, 275629), (202, 141908), (404, 70954), (808, 35477), (1313, 21832), (2626, 10916), (2729, 10504), (5252, 5458)]