71721156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2753}}^1$

素因数の和:2940

約数の個数: 48

約数和(自身を含む): 181367424

約数和(自身を除く): 109646268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 167, 334, 501, 668, 1002, 2004, 2171, 2753, 4342, 5506, 6513, 8259, 8684, 11012, 13026, 16518, 26052, 33036, 35789, 71578, 107367, 143156, 214734, 429468, 459751, 919502, 1379253, 1839004, 2758506, 5517012, 5976763, 11953526, 17930289, 23907052, 35860578, 71721156]

約数ペア:

[(1, 71721156), (2, 35860578), (3, 23907052), (4, 17930289), (6, 11953526), (12, 5976763), (13, 5517012), (26, 2758506), (39, 1839004), (52, 1379253), (78, 919502), (156, 459751), (167, 429468), (334, 214734), (501, 143156), (668, 107367), (1002, 71578), (2004, 35789), (2171, 33036), (2753, 26052), (4342, 16518), (5506, 13026), (6513, 11012), (8259, 8684)]