13207725

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 25712640

約数和(自身を除く): 12504915

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1151, 1275, 2295, 3453, 3825, 5755, 10359, 11475, 17265, 19567, 28775, 31077, 51795, 58701, 86325, 97835, 155385, 176103, 258975, 293505, 489175, 528309, 776925, 880515, 1467525, 2641545, 4402575, 13207725]

約数ペア:

[(1, 13207725), (3, 4402575), (5, 2641545), (9, 1467525), (15, 880515), (17, 776925), (25, 528309), (27, 489175), (45, 293505), (51, 258975), (75, 176103), (85, 155385), (135, 97835), (153, 86325), (225, 58701), (255, 51795), (425, 31077), (459, 28775), (675, 19567), (765, 17265), (1151, 11475), (1275, 10359), (2295, 5755), (3453, 3825)]