1278572

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 2355696

約数和(自身を除く): 1077124

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 163, 212, 326, 652, 1961, 3922, 6031, 7844, 8639, 12062, 17278, 24124, 34556, 319643, 639286, 1278572]

約数ペア:

[(1, 1278572), (2, 639286), (4, 319643), (37, 34556), (53, 24124), (74, 17278), (106, 12062), (148, 8639), (163, 7844), (212, 6031), (326, 3922), (652, 1961)]