27878231

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 30028800

約数和(自身を除く): 2150569

約数列:

[1, 23, 67, 79, 229, 1541, 1817, 5267, 5293, 15343, 18091, 121739, 352889, 416093, 1212097, 27878231]

約数ペア:

[(1, 27878231), (23, 1212097), (67, 416093), (79, 352889), (229, 121739), (1541, 18091), (1817, 15343), (5267, 5293)]