71651565

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 131738880

約数和(自身を除く): 60087315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 181, 285, 463, 543, 855, 905, 1389, 1629, 2315, 2715, 3439, 4167, 6945, 8145, 8797, 10317, 17195, 20835, 26391, 30951, 43985, 51585, 79173, 83803, 131955, 154755, 251409, 395865, 419015, 754227, 1257045, 1592257, 3771135, 4776771, 7961285, 14330313, 23883855, 71651565]

約数ペア:

[(1, 71651565), (3, 23883855), (5, 14330313), (9, 7961285), (15, 4776771), (19, 3771135), (45, 1592257), (57, 1257045), (95, 754227), (171, 419015), (181, 395865), (285, 251409), (463, 154755), (543, 131955), (855, 83803), (905, 79173), (1389, 51585), (1629, 43985), (2315, 30951), (2715, 26391), (3439, 20835), (4167, 17195), (6945, 10317), (8145, 8797)]