64615428

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31489}}^1$

素因数の和:31521

約数の個数: 48

約数和(自身を含む): 176344000

約数和(自身を除く): 111728572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 31489, 62978, 94467, 125956, 188934, 283401, 377868, 566802, 598291, 850203, 1133604, 1196582, 1700406, 1794873, 2393164, 3400812, 3589746, 5384619, 7179492, 10769238, 16153857, 21538476, 32307714, 64615428]

約数ペア:

[(1, 64615428), (2, 32307714), (3, 21538476), (4, 16153857), (6, 10769238), (9, 7179492), (12, 5384619), (18, 3589746), (19, 3400812), (27, 2393164), (36, 1794873), (38, 1700406), (54, 1196582), (57, 1133604), (76, 850203), (108, 598291), (114, 566802), (171, 377868), (228, 283401), (342, 188934), (513, 125956), (684, 94467), (1026, 62978), (2052, 31489)]