15959892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 40360320

約数和(自身を除く): 24400428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 263, 389, 526, 778, 789, 1052, 1167, 1556, 1578, 2334, 3156, 3419, 4668, 5057, 6838, 10114, 10257, 13676, 15171, 20228, 20514, 30342, 41028, 60684, 102307, 204614, 306921, 409228, 613842, 1227684, 1329991, 2659982, 3989973, 5319964, 7979946, 15959892]

約数ペア:

[(1, 15959892), (2, 7979946), (3, 5319964), (4, 3989973), (6, 2659982), (12, 1329991), (13, 1227684), (26, 613842), (39, 409228), (52, 306921), (78, 204614), (156, 102307), (263, 60684), (389, 41028), (526, 30342), (778, 20514), (789, 20228), (1052, 15171), (1167, 13676), (1556, 10257), (1578, 10114), (2334, 6838), (3156, 5057), (3419, 4668)]