398851211

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:480

約数の個数: 36

約数和(自身を含む): 484028496

約数和(自身を除く): 85177285

約数列:

[1, 11, 19, 23, 121, 209, 253, 361, 397, 437, 2299, 2783, 3971, 4367, 4807, 7543, 8303, 9131, 43681, 48037, 52877, 82973, 91333, 100441, 143317, 173489, 912703, 1004663, 1104851, 1576487, 1908379, 3296291, 17341357, 20992169, 36259201, 398851211]

約数ペア:

[(1, 398851211), (11, 36259201), (19, 20992169), (23, 17341357), (121, 3296291), (209, 1908379), (253, 1576487), (361, 1104851), (397, 1004663), (437, 912703), (2299, 173489), (2783, 143317), (3971, 100441), (4367, 91333), (4807, 82973), (7543, 52877), (8303, 48037), (9131, 43681)]