221147386

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 345047040

約数和(自身を除く): 123899654

約数列:

[1, 2, 79, 103, 107, 127, 158, 206, 214, 254, 8137, 8453, 10033, 11021, 13081, 13589, 16274, 16906, 20066, 22042, 26162, 27178, 870659, 1033399, 1073531, 1399667, 1741318, 2066798, 2147062, 2799334, 110573693, 221147386]

約数ペア:

[(1, 221147386), (2, 110573693), (79, 2799334), (103, 2147062), (107, 2066798), (127, 1741318), (158, 1399667), (206, 1073531), (214, 1033399), (254, 870659), (8137, 27178), (8453, 26162), (10033, 22042), (11021, 20066), (13081, 16906), (13589, 16274)]