42188679

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21211}}^1$

素因数の和:21247

約数の個数: 24

約数和(自身を含む): 69490512

約数和(自身を除く): 27301833

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 21211, 63633, 190899, 275743, 360587, 827229, 1081761, 2481687, 3245283, 4687631, 14062893, 42188679]

約数ペア:

[(1, 42188679), (3, 14062893), (9, 4687631), (13, 3245283), (17, 2481687), (39, 1081761), (51, 827229), (117, 360587), (153, 275743), (221, 190899), (663, 63633), (1989, 21211)]