7854385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:933

約数の個数: 32

約数和(自身を含む): 12275712

約数和(自身を除く): 4421327

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 887, 1265, 1771, 4435, 6209, 8855, 9757, 20401, 31045, 48785, 68299, 102005, 142807, 224411, 341495, 714035, 1122055, 1570877, 7854385]

約数ペア:

[(1, 7854385), (5, 1570877), (7, 1122055), (11, 714035), (23, 341495), (35, 224411), (55, 142807), (77, 102005), (115, 68299), (161, 48785), (253, 31045), (385, 20401), (805, 9757), (887, 8855), (1265, 6209), (1771, 4435)]