213204244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1409}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 431121600

約数和(自身を除く): 217917356

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 181, 209, 362, 418, 724, 836, 1409, 1991, 2818, 3439, 3982, 5636, 6878, 7964, 13756, 15499, 26771, 30998, 37829, 53542, 61996, 75658, 107084, 151316, 255029, 294481, 510058, 588962, 1020116, 1177924, 2805319, 4845551, 5610638, 9691102, 11221276, 19382204, 53301061, 106602122, 213204244]

約数ペア:

[(1, 213204244), (2, 106602122), (4, 53301061), (11, 19382204), (19, 11221276), (22, 9691102), (38, 5610638), (44, 4845551), (76, 2805319), (181, 1177924), (209, 1020116), (362, 588962), (418, 510058), (724, 294481), (836, 255029), (1409, 151316), (1991, 107084), (2818, 75658), (3439, 61996), (3982, 53542), (5636, 37829), (6878, 30998), (7964, 26771), (13756, 15499)]