920772015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{1753}}^1$

素因数の和:1896

約数の個数: 48

約数和(自身を含む): 1571780448

約数和(自身を除く): 651008433

約数列:

[1, 3, 5, 15, 19, 57, 95, 97, 285, 291, 361, 485, 1083, 1455, 1753, 1805, 1843, 5259, 5415, 5529, 8765, 9215, 26295, 27645, 33307, 35017, 99921, 105051, 166535, 170041, 175085, 499605, 510123, 525255, 632833, 850205, 1898499, 2550615, 3164165, 3230779, 9492495, 9692337, 16153895, 48461685, 61384801, 184154403, 306924005, 920772015]

約数ペア:

[(1, 920772015), (3, 306924005), (5, 184154403), (15, 61384801), (19, 48461685), (57, 16153895), (95, 9692337), (97, 9492495), (285, 3230779), (291, 3164165), (361, 2550615), (485, 1898499), (1083, 850205), (1455, 632833), (1753, 525255), (1805, 510123), (1843, 499605), (5259, 175085), (5415, 170041), (5529, 166535), (8765, 105051), (9215, 99921), (26295, 35017), (27645, 33307)]