291209252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{27277}}^1$

素因数の和:27455

約数の個数: 24

約数和(自身を含む): 543050424

約数和(自身を除く): 251841172

約数列:

[1, 2, 4, 17, 34, 68, 157, 314, 628, 2669, 5338, 10676, 27277, 54554, 109108, 463709, 927418, 1854836, 4282489, 8564978, 17129956, 72802313, 145604626, 291209252]

約数ペア:

[(1, 291209252), (2, 145604626), (4, 72802313), (17, 17129956), (34, 8564978), (68, 4282489), (157, 1854836), (314, 927418), (628, 463709), (2669, 109108), (5338, 54554), (10676, 27277)]