398863558

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{12697}}^1$

素因数の和:12951

約数の個数: 16

約数和(自身を含む): 607980240

約数和(自身を除く): 209116682

約数列:

[1, 2, 113, 139, 226, 278, 12697, 15707, 25394, 31414, 1434761, 1764883, 2869522, 3529766, 199431779, 398863558]

約数ペア:

[(1, 398863558), (2, 199431779), (113, 3529766), (139, 2869522), (226, 1764883), (278, 1434761), (12697, 31414), (15707, 25394)]