211703855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{709}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 285249600

約数和(自身を除く): 73545745

約数列:

[1, 5, 11, 55, 61, 89, 305, 445, 671, 709, 979, 3355, 3545, 4895, 5429, 7799, 27145, 38995, 43249, 59719, 63101, 216245, 298595, 315505, 475739, 694111, 2378695, 3470555, 3849161, 19245805, 42340771, 211703855]

約数ペア:

[(1, 211703855), (5, 42340771), (11, 19245805), (55, 3849161), (61, 3470555), (89, 2378695), (305, 694111), (445, 475739), (671, 315505), (709, 298595), (979, 216245), (3355, 63101), (3545, 59719), (4895, 43249), (5429, 38995), (7799, 27145)]