68738985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3257}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 138243456

約数和(自身を除く): 69504471

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 201, 315, 335, 469, 603, 1005, 1407, 2345, 3015, 3257, 4221, 7035, 9771, 16285, 21105, 22799, 29313, 48855, 68397, 113995, 146565, 205191, 218219, 341985, 654657, 1025955, 1091095, 1527533, 1963971, 3273285, 4582599, 7637665, 9819855, 13747797, 22912995, 68738985]

約数ペア:

[(1, 68738985), (3, 22912995), (5, 13747797), (7, 9819855), (9, 7637665), (15, 4582599), (21, 3273285), (35, 1963971), (45, 1527533), (63, 1091095), (67, 1025955), (105, 654657), (201, 341985), (315, 218219), (335, 205191), (469, 146565), (603, 113995), (1005, 68397), (1407, 48855), (2345, 29313), (3015, 22799), (3257, 21105), (4221, 16285), (7035, 9771)]