15661185553

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2663}}^1$

素因数の和:2818

約数の個数: 48

約数和(自身を含む): 18954466560

約数和(自身を除く): 3293281007

約数列:

[1, 13, 17, 23, 89, 169, 221, 299, 391, 1157, 1513, 2047, 2663, 2873, 3887, 5083, 15041, 19669, 26611, 34619, 34799, 45271, 61249, 66079, 237007, 255697, 345943, 450047, 452387, 588523, 796237, 1041233, 3081091, 4029119, 5451161, 5881031, 7650799, 10351081, 13536029, 40054183, 52378547, 70865093, 92669737, 175968377, 680921111, 921246209, 1204706581, 15661185553]

約数ペア:

[(1, 15661185553), (13, 1204706581), (17, 921246209), (23, 680921111), (89, 175968377), (169, 92669737), (221, 70865093), (299, 52378547), (391, 40054183), (1157, 13536029), (1513, 10351081), (2047, 7650799), (2663, 5881031), (2873, 5451161), (3887, 4029119), (5083, 3081091), (15041, 1041233), (19669, 796237), (26611, 588523), (34619, 452387), (34799, 450047), (45271, 345943), (61249, 255697), (66079, 237007)]