61857015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 109970784

約数和(自身を除く): 48113769

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 173, 197, 363, 519, 591, 605, 865, 985, 1815, 1903, 2167, 2595, 2955, 5709, 6501, 9515, 10835, 20933, 23837, 28545, 32505, 34081, 62799, 71511, 102243, 104665, 119185, 170405, 313995, 357555, 374891, 511215, 1124673, 1874455, 4123801, 5623365, 12371403, 20619005, 61857015]

約数ペア:

[(1, 61857015), (3, 20619005), (5, 12371403), (11, 5623365), (15, 4123801), (33, 1874455), (55, 1124673), (121, 511215), (165, 374891), (173, 357555), (197, 313995), (363, 170405), (519, 119185), (591, 104665), (605, 102243), (865, 71511), (985, 62799), (1815, 34081), (1903, 32505), (2167, 28545), (2595, 23837), (2955, 20933), (5709, 10835), (6501, 9515)]