12885405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 24675840

約数和(自身を除く): 11790435

約数列:

[1, 3, 5, 13, 15, 17, 23, 39, 51, 65, 69, 85, 115, 169, 195, 221, 255, 299, 345, 391, 507, 663, 845, 897, 1105, 1173, 1495, 1955, 2197, 2535, 2873, 3315, 3887, 4485, 5083, 5865, 6591, 8619, 10985, 11661, 14365, 15249, 19435, 25415, 32955, 37349, 43095, 50531, 58305, 66079, 76245, 112047, 151593, 186745, 198237, 252655, 330395, 560235, 757965, 859027, 991185, 2577081, 4295135, 12885405]

約数ペア:

[(1, 12885405), (3, 4295135), (5, 2577081), (13, 991185), (15, 859027), (17, 757965), (23, 560235), (39, 330395), (51, 252655), (65, 198237), (69, 186745), (85, 151593), (115, 112047), (169, 76245), (195, 66079), (221, 58305), (255, 50531), (299, 43095), (345, 37349), (391, 32955), (507, 25415), (663, 19435), (845, 15249), (897, 14365), (1105, 11661), (1173, 10985), (1495, 8619), (1955, 6591), (2197, 5865), (2535, 5083), (2873, 4485), (3315, 3887)]