90408927

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 143585280

約数和(自身を除く): 53176353

約数列:

[1, 3, 7, 21, 31, 93, 113, 217, 339, 651, 791, 1229, 2373, 3503, 3687, 8603, 10509, 24521, 25809, 38099, 73563, 114297, 138877, 266693, 416631, 800079, 972139, 2916417, 4305187, 12915561, 30136309, 90408927]

約数ペア:

[(1, 90408927), (3, 30136309), (7, 12915561), (21, 4305187), (31, 2916417), (93, 972139), (113, 800079), (217, 416631), (339, 266693), (651, 138877), (791, 114297), (1229, 73563), (2373, 38099), (3503, 25809), (3687, 24521), (8603, 10509)]