28919176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1487}}^1$

素因数の和:1534

約数の個数: 64

約数和(自身を含む): 67495680

約数和(自身を除く): 38576504

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1144, 1487, 1496, 1768, 2431, 2974, 4862, 5948, 9724, 11896, 16357, 19331, 19448, 25279, 32714, 38662, 50558, 65428, 77324, 101116, 130856, 154648, 202232, 212641, 278069, 328627, 425282, 556138, 657254, 850564, 1112276, 1314508, 1701128, 2224552, 2629016, 3614897, 7229794, 14459588, 28919176]

約数ペア:

[(1, 28919176), (2, 14459588), (4, 7229794), (8, 3614897), (11, 2629016), (13, 2224552), (17, 1701128), (22, 1314508), (26, 1112276), (34, 850564), (44, 657254), (52, 556138), (68, 425282), (88, 328627), (104, 278069), (136, 212641), (143, 202232), (187, 154648), (221, 130856), (286, 101116), (374, 77324), (442, 65428), (572, 50558), (748, 38662), (884, 32714), (1144, 25279), (1487, 19448), (1496, 19331), (1768, 16357), (2431, 11896), (2974, 9724), (4862, 5948)]