8391825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 17151680

約数和(自身を除く): 8759855

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 151, 171, 195, 225, 247, 285, 325, 453, 475, 585, 741, 755, 855, 975, 1235, 1359, 1425, 1963, 2223, 2265, 2869, 2925, 3705, 3775, 4275, 5889, 6175, 6795, 8607, 9815, 11115, 11325, 14345, 17667, 18525, 25821, 29445, 33975, 37297, 43035, 49075, 55575, 71725, 88335, 111891, 129105, 147225, 186485, 215175, 335673, 441675, 559455, 645525, 932425, 1678365, 2797275, 8391825]

約数ペア:

[(1, 8391825), (3, 2797275), (5, 1678365), (9, 932425), (13, 645525), (15, 559455), (19, 441675), (25, 335673), (39, 215175), (45, 186485), (57, 147225), (65, 129105), (75, 111891), (95, 88335), (117, 71725), (151, 55575), (171, 49075), (195, 43035), (225, 37297), (247, 33975), (285, 29445), (325, 25821), (453, 18525), (475, 17667), (585, 14345), (741, 11325), (755, 11115), (855, 9815), (975, 8607), (1235, 6795), (1359, 6175), (1425, 5889), (1963, 4275), (2223, 3775), (2265, 3705), (2869, 2925)]