72056205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3329}}^1$

素因数の和:3390

約数の個数: 48

約数和(自身を含む): 138181680

約数和(自身を除く): 66125475

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 1443, 1665, 2405, 3329, 4329, 7215, 9987, 16645, 21645, 29961, 43277, 49935, 123173, 129831, 149805, 216385, 369519, 389493, 615865, 649155, 1108557, 1601249, 1847595, 1947465, 4803747, 5542785, 8006245, 14411241, 24018735, 72056205]

約数ペア:

[(1, 72056205), (3, 24018735), (5, 14411241), (9, 8006245), (13, 5542785), (15, 4803747), (37, 1947465), (39, 1847595), (45, 1601249), (65, 1108557), (111, 649155), (117, 615865), (185, 389493), (195, 369519), (333, 216385), (481, 149805), (555, 129831), (585, 123173), (1443, 49935), (1665, 43277), (2405, 29961), (3329, 21645), (4329, 16645), (7215, 9987)]