161914865

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{4969}}^1$

素因数の和:5014

約数の個数: 32

約数和(自身を含む): 238560000

約数和(自身を除く): 76645135

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 343, 665, 931, 1715, 4655, 4969, 6517, 24845, 32585, 34783, 94411, 173915, 243481, 472055, 660877, 1217405, 1704367, 3304385, 4626139, 8521835, 23130695, 32382973, 161914865]

約数ペア:

[(1, 161914865), (5, 32382973), (7, 23130695), (19, 8521835), (35, 4626139), (49, 3304385), (95, 1704367), (133, 1217405), (245, 660877), (343, 472055), (665, 243481), (931, 173915), (1715, 94411), (4655, 34783), (4969, 32585), (6517, 24845)]