15961455

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 56

約数和(自身を含む): 29904480

約数和(自身を除く): 13943025

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 151, 243, 261, 405, 435, 453, 729, 755, 783, 1215, 1305, 1359, 2265, 2349, 3645, 3915, 4077, 4379, 6795, 7047, 11745, 12231, 13137, 20385, 21141, 21895, 35235, 36693, 39411, 61155, 65685, 105705, 110079, 118233, 183465, 197055, 354699, 550395, 591165, 1064097, 1773495, 3192291, 5320485, 15961455]

約数ペア:

[(1, 15961455), (3, 5320485), (5, 3192291), (9, 1773495), (15, 1064097), (27, 591165), (29, 550395), (45, 354699), (81, 197055), (87, 183465), (135, 118233), (145, 110079), (151, 105705), (243, 65685), (261, 61155), (405, 39411), (435, 36693), (453, 35235), (729, 21895), (755, 21141), (783, 20385), (1215, 13137), (1305, 12231), (1359, 11745), (2265, 7047), (2349, 6795), (3645, 4379), (3915, 4077)]