645820056

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1281389}}^1$

素因数の和:1281408

約数の個数: 48

約数和(自身を含む): 1998968400

約数和(自身を除く): 1353148344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1281389, 2562778, 3844167, 5125556, 7688334, 8969723, 10251112, 11532501, 15376668, 17939446, 23065002, 26909169, 30753336, 35878892, 46130004, 53818338, 71757784, 80727507, 92260008, 107636676, 161455014, 215273352, 322910028, 645820056]

約数ペア:

[(1, 645820056), (2, 322910028), (3, 215273352), (4, 161455014), (6, 107636676), (7, 92260008), (8, 80727507), (9, 71757784), (12, 53818338), (14, 46130004), (18, 35878892), (21, 30753336), (24, 26909169), (28, 23065002), (36, 17939446), (42, 15376668), (56, 11532501), (63, 10251112), (72, 8969723), (84, 7688334), (126, 5125556), (168, 3844167), (252, 2562778), (504, 1281389)]