15780094

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 26228664

約数和(自身を除く): 10448570

約数列:

[1, 2, 11, 22, 121, 197, 242, 331, 394, 662, 2167, 3641, 4334, 7282, 23837, 40051, 47674, 65207, 80102, 130414, 717277, 1434554, 7890047, 15780094]

約数ペア:

[(1, 15780094), (2, 7890047), (11, 1434554), (22, 717277), (121, 130414), (197, 80102), (242, 65207), (331, 47674), (394, 40051), (662, 23837), (2167, 7282), (3641, 4334)]