54976215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 112112640

約数和(自身を除く): 57136425

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 51, 57, 85, 95, 105, 119, 133, 255, 285, 323, 357, 399, 595, 665, 969, 1615, 1621, 1785, 1995, 2261, 4845, 4863, 6783, 8105, 11305, 11347, 24315, 27557, 30799, 33915, 34041, 56735, 82671, 92397, 137785, 153995, 170205, 192899, 215593, 413355, 461985, 523583, 578697, 646779, 964495, 1077965, 1570749, 2617915, 2893485, 3233895, 3665081, 7853745, 10995243, 18325405, 54976215]

約数ペア:

[(1, 54976215), (3, 18325405), (5, 10995243), (7, 7853745), (15, 3665081), (17, 3233895), (19, 2893485), (21, 2617915), (35, 1570749), (51, 1077965), (57, 964495), (85, 646779), (95, 578697), (105, 523583), (119, 461985), (133, 413355), (255, 215593), (285, 192899), (323, 170205), (357, 153995), (399, 137785), (595, 92397), (665, 82671), (969, 56735), (1615, 34041), (1621, 33915), (1785, 30799), (1995, 27557), (2261, 24315), (4845, 11347), (4863, 11305), (6783, 8105)]