731445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 48

約数和(自身を含む): 1430016

約数和(自身を除く): 698571

約数列:

[1, 3, 5, 11, 13, 15, 31, 33, 39, 55, 65, 93, 121, 143, 155, 165, 195, 341, 363, 403, 429, 465, 605, 715, 1023, 1209, 1573, 1705, 1815, 2015, 2145, 3751, 4433, 4719, 5115, 6045, 7865, 11253, 13299, 18755, 22165, 23595, 48763, 56265, 66495, 146289, 243815, 731445]

約数ペア:

[(1, 731445), (3, 243815), (5, 146289), (11, 66495), (13, 56265), (15, 48763), (31, 23595), (33, 22165), (39, 18755), (55, 13299), (65, 11253), (93, 7865), (121, 6045), (143, 5115), (155, 4719), (165, 4433), (195, 3751), (341, 2145), (363, 2015), (403, 1815), (429, 1705), (465, 1573), (605, 1209), (715, 1023)]