15957135

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 30208800

約数和(自身を除く): 14251665

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 289, 409, 459, 765, 867, 1227, 1445, 2045, 2295, 2601, 3681, 4335, 6135, 6953, 7803, 11043, 13005, 18405, 20859, 34765, 39015, 55215, 62577, 104295, 118201, 187731, 312885, 354603, 591005, 938655, 1063809, 1773015, 3191427, 5319045, 15957135]

約数ペア:

[(1, 15957135), (3, 5319045), (5, 3191427), (9, 1773015), (15, 1063809), (17, 938655), (27, 591005), (45, 354603), (51, 312885), (85, 187731), (135, 118201), (153, 104295), (255, 62577), (289, 55215), (409, 39015), (459, 34765), (765, 20859), (867, 18405), (1227, 13005), (1445, 11043), (2045, 7803), (2295, 6953), (2601, 6135), (3681, 4335)]