13561725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 24442880

約数和(自身を除く): 10881155

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 155, 285, 307, 465, 475, 589, 775, 921, 1425, 1535, 1767, 2325, 2945, 4605, 5833, 7675, 8835, 9517, 14725, 17499, 23025, 28551, 29165, 44175, 47585, 87495, 142755, 145825, 180823, 237925, 437475, 542469, 713775, 904115, 2712345, 4520575, 13561725]

約数ペア:

[(1, 13561725), (3, 4520575), (5, 2712345), (15, 904115), (19, 713775), (25, 542469), (31, 437475), (57, 237925), (75, 180823), (93, 145825), (95, 142755), (155, 87495), (285, 47585), (307, 44175), (465, 29165), (475, 28551), (589, 23025), (775, 17499), (921, 14725), (1425, 9517), (1535, 8835), (1767, 7675), (2325, 5833), (2945, 4605)]