201215212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 393361920

約数和(自身を除く): 192146708

約数列:

[1, 2, 4, 11, 22, 44, 79, 107, 158, 214, 316, 428, 541, 869, 1082, 1177, 1738, 2164, 2354, 3476, 4708, 5951, 8453, 11902, 16906, 23804, 33812, 42739, 57887, 85478, 92983, 115774, 170956, 185966, 231548, 371932, 470129, 636757, 940258, 1273514, 1880516, 2547028, 4573073, 9146146, 18292292, 50303803, 100607606, 201215212]

約数ペア:

[(1, 201215212), (2, 100607606), (4, 50303803), (11, 18292292), (22, 9146146), (44, 4573073), (79, 2547028), (107, 1880516), (158, 1273514), (214, 940258), (316, 636757), (428, 470129), (541, 371932), (869, 231548), (1082, 185966), (1177, 170956), (1738, 115774), (2164, 92983), (2354, 85478), (3476, 57887), (4708, 42739), (5951, 33812), (8453, 23804), (11902, 16906)]