839849218

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{12613}}^1$

素因数の和:12838

約数の個数: 24

約数和(自身を含む): 1371167028

約数和(自身を除く): 531317810

約数列:

[1, 2, 13, 26, 169, 197, 338, 394, 2561, 5122, 12613, 25226, 33293, 66586, 163969, 327938, 2131597, 2484761, 4263194, 4969522, 32301893, 64603786, 419924609, 839849218]

約数ペア:

[(1, 839849218), (2, 419924609), (13, 64603786), (26, 32301893), (169, 4969522), (197, 4263194), (338, 2484761), (394, 2131597), (2561, 327938), (5122, 163969), (12613, 66586), (25226, 33293)]