61860561

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{787}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 99855360

約数和(自身を除く): 37994799

約数列:

[1, 3, 7, 19, 21, 57, 133, 197, 399, 591, 787, 1379, 2361, 3743, 4137, 5509, 11229, 14953, 16527, 26201, 44859, 78603, 104671, 155039, 314013, 465117, 1085273, 2945741, 3255819, 8837223, 20620187, 61860561]

約数ペア:

[(1, 61860561), (3, 20620187), (7, 8837223), (19, 3255819), (21, 2945741), (57, 1085273), (133, 465117), (197, 314013), (399, 155039), (591, 104671), (787, 78603), (1379, 44859), (2361, 26201), (3743, 16527), (4137, 14953), (5509, 11229)]