71242028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2198

約数の個数: 48

約数和(自身を含む): 149022720

約数和(自身を除く): 77780692

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 118, 143, 236, 286, 572, 649, 767, 1298, 1534, 2111, 2596, 3068, 4222, 8437, 8444, 16874, 23221, 27443, 33748, 46442, 54886, 92884, 109772, 124549, 249098, 301873, 498196, 603746, 1207492, 1370039, 1619137, 2740078, 3238274, 5480156, 6476548, 17810507, 35621014, 71242028]

約数ペア:

[(1, 71242028), (2, 35621014), (4, 17810507), (11, 6476548), (13, 5480156), (22, 3238274), (26, 2740078), (44, 1619137), (52, 1370039), (59, 1207492), (118, 603746), (143, 498196), (236, 301873), (286, 249098), (572, 124549), (649, 109772), (767, 92884), (1298, 54886), (1534, 46442), (2111, 33748), (2596, 27443), (3068, 23221), (4222, 16874), (8437, 8444)]