128710729

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 159344640

約数和(自身を除く): 30633911

約数列:

[1, 7, 29, 31, 113, 181, 203, 217, 791, 899, 1267, 3277, 3503, 5249, 5611, 6293, 20453, 22939, 24521, 36743, 39277, 101587, 143171, 162719, 593137, 634043, 711109, 1139033, 4151959, 4438301, 18387247, 128710729]

約数ペア:

[(1, 128710729), (7, 18387247), (29, 4438301), (31, 4151959), (113, 1139033), (181, 711109), (203, 634043), (217, 593137), (791, 162719), (899, 143171), (1267, 101587), (3277, 39277), (3503, 36743), (5249, 24521), (5611, 22939), (6293, 20453)]