2991426

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 6376320

約数和(自身を除く): 3384894

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 318, 409, 818, 1219, 1227, 2438, 2454, 3657, 7314, 9407, 18814, 21677, 28221, 43354, 56442, 65031, 130062, 498571, 997142, 1495713, 2991426]

約数ペア:

[(1, 2991426), (2, 1495713), (3, 997142), (6, 498571), (23, 130062), (46, 65031), (53, 56442), (69, 43354), (106, 28221), (138, 21677), (159, 18814), (318, 9407), (409, 7314), (818, 3657), (1219, 2454), (1227, 2438)]