27878975

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 36091440

約数和(自身を除く): 8212465

約数列:

[1, 5, 25, 41, 59, 205, 295, 461, 1025, 1475, 2305, 2419, 11525, 12095, 18901, 27199, 60475, 94505, 135995, 472525, 679975, 1115159, 5575795, 27878975]

約数ペア:

[(1, 27878975), (5, 5575795), (25, 1115159), (41, 679975), (59, 472525), (205, 135995), (295, 94505), (461, 60475), (1025, 27199), (1475, 18901), (2305, 12095), (2419, 11525)]