71764965

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 129061296

約数和(自身を除く): 57296331

約数列:

[1, 3, 5, 9, 15, 41, 45, 97, 123, 205, 291, 369, 401, 485, 615, 873, 1203, 1455, 1845, 2005, 3609, 3977, 4365, 6015, 11931, 16441, 18045, 19885, 35793, 38897, 49323, 59655, 82205, 116691, 147969, 178965, 194485, 246615, 350073, 583455, 739845, 1594777, 1750365, 4784331, 7973885, 14352993, 23921655, 71764965]

約数ペア:

[(1, 71764965), (3, 23921655), (5, 14352993), (9, 7973885), (15, 4784331), (41, 1750365), (45, 1594777), (97, 739845), (123, 583455), (205, 350073), (291, 246615), (369, 194485), (401, 178965), (485, 147969), (615, 116691), (873, 82205), (1203, 59655), (1455, 49323), (1845, 38897), (2005, 35793), (3609, 19885), (3977, 18045), (4365, 16441), (6015, 11931)]