399004502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{22469}}^1$

素因数の和:23167

約数の個数: 16

約数和(自身を含む): 645518160

約数和(自身を除く): 246513658

約数列:

[1, 2, 13, 26, 683, 1366, 8879, 17758, 22469, 44938, 292097, 584194, 15346327, 30692654, 199502251, 399004502]

約数ペア:

[(1, 399004502), (2, 199502251), (13, 30692654), (26, 15346327), (683, 584194), (1366, 292097), (8879, 44938), (17758, 22469)]