81314184

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1123}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 233072640

約数和(自身を除く): 151758456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 431, 862, 1123, 1293, 1724, 2246, 2586, 3017, 3369, 3448, 4492, 5172, 6034, 6738, 7861, 8984, 9051, 10344, 12068, 13476, 15722, 18102, 23583, 24136, 26952, 31444, 36204, 47166, 62888, 72408, 94332, 188664, 484013, 968026, 1452039, 1936052, 2904078, 3388091, 3872104, 5808156, 6776182, 10164273, 11616312, 13552364, 20328546, 27104728, 40657092, 81314184]

約数ペア:

[(1, 81314184), (2, 40657092), (3, 27104728), (4, 20328546), (6, 13552364), (7, 11616312), (8, 10164273), (12, 6776182), (14, 5808156), (21, 3872104), (24, 3388091), (28, 2904078), (42, 1936052), (56, 1452039), (84, 968026), (168, 484013), (431, 188664), (862, 94332), (1123, 72408), (1293, 62888), (1724, 47166), (2246, 36204), (2586, 31444), (3017, 26952), (3369, 24136), (3448, 23583), (4492, 18102), (5172, 15722), (6034, 13476), (6738, 12068), (7861, 10344), (8984, 9051)]