82157805

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 150870720

約数和(自身を除く): 68712915

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 307, 313, 855, 921, 939, 1535, 1565, 2763, 2817, 4605, 4695, 5833, 5947, 13815, 14085, 17499, 17841, 29165, 29735, 52497, 53523, 87495, 89205, 96091, 262485, 267615, 288273, 480455, 864819, 1441365, 1825729, 4324095, 5477187, 9128645, 16431561, 27385935, 82157805]

約数ペア:

[(1, 82157805), (3, 27385935), (5, 16431561), (9, 9128645), (15, 5477187), (19, 4324095), (45, 1825729), (57, 1441365), (95, 864819), (171, 480455), (285, 288273), (307, 267615), (313, 262485), (855, 96091), (921, 89205), (939, 87495), (1535, 53523), (1565, 52497), (2763, 29735), (2817, 29165), (4605, 17841), (4695, 17499), (5833, 14085), (5947, 13815)]