15557295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 30120336

約数和(自身を除く): 14563041

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 169, 195, 221, 247, 255, 285, 323, 361, 507, 663, 741, 845, 969, 1083, 1105, 1235, 1615, 1805, 2535, 2873, 3211, 3315, 3705, 4199, 4693, 4845, 5415, 6137, 8619, 9633, 12597, 14079, 14365, 16055, 18411, 20995, 23465, 30685, 43095, 48165, 54587, 61009, 62985, 70395, 79781, 92055, 163761, 183027, 239343, 272935, 305045, 398905, 818805, 915135, 1037153, 1196715, 3111459, 5185765, 15557295]

約数ペア:

[(1, 15557295), (3, 5185765), (5, 3111459), (13, 1196715), (15, 1037153), (17, 915135), (19, 818805), (39, 398905), (51, 305045), (57, 272935), (65, 239343), (85, 183027), (95, 163761), (169, 92055), (195, 79781), (221, 70395), (247, 62985), (255, 61009), (285, 54587), (323, 48165), (361, 43095), (507, 30685), (663, 23465), (741, 20995), (845, 18411), (969, 16055), (1083, 14365), (1105, 14079), (1235, 12597), (1615, 9633), (1805, 8619), (2535, 6137), (2873, 5415), (3211, 4845), (3315, 4693), (3705, 4199)]