61538505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3733}}^1$

素因数の和:3905

約数の個数: 32

約数和(自身を含む): 113274624

約数和(自身を除く): 51736119

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 157, 471, 785, 1099, 2355, 3297, 3733, 5495, 11199, 16485, 18665, 26131, 55995, 78393, 130655, 391965, 586081, 1758243, 2930405, 4102567, 8791215, 12307701, 20512835, 61538505]

約数ペア:

[(1, 61538505), (3, 20512835), (5, 12307701), (7, 8791215), (15, 4102567), (21, 2930405), (35, 1758243), (105, 586081), (157, 391965), (471, 130655), (785, 78393), (1099, 55995), (2355, 26131), (3297, 18665), (3733, 16485), (5495, 11199)]