64817151

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 110534400

約数和(自身を除く): 45717249

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 133, 147, 161, 399, 437, 483, 931, 1009, 1127, 1311, 2793, 3027, 3059, 3381, 7063, 9177, 19171, 21189, 21413, 23207, 49441, 57513, 64239, 69621, 134197, 148323, 162449, 402591, 440933, 487347, 939379, 1137143, 1322799, 2818137, 3086531, 3411429, 9259593, 21605717, 64817151]

約数ペア:

[(1, 64817151), (3, 21605717), (7, 9259593), (19, 3411429), (21, 3086531), (23, 2818137), (49, 1322799), (57, 1137143), (69, 939379), (133, 487347), (147, 440933), (161, 402591), (399, 162449), (437, 148323), (483, 134197), (931, 69621), (1009, 64239), (1127, 57513), (1311, 49441), (2793, 23207), (3027, 21413), (3059, 21189), (3381, 19171), (7063, 9177)]