266004908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 513817920

約数和(自身を除く): 247813012

約数列:

[1, 2, 4, 13, 26, 52, 71, 109, 142, 218, 284, 436, 661, 923, 1322, 1417, 1846, 2644, 2834, 3692, 5668, 7739, 8593, 15478, 17186, 30956, 34372, 46931, 72049, 93862, 100607, 144098, 187724, 201214, 288196, 402428, 610103, 936637, 1220206, 1873274, 2440412, 3746548, 5115479, 10230958, 20461916, 66501227, 133002454, 266004908]

約数ペア:

[(1, 266004908), (2, 133002454), (4, 66501227), (13, 20461916), (26, 10230958), (52, 5115479), (71, 3746548), (109, 2440412), (142, 1873274), (218, 1220206), (284, 936637), (436, 610103), (661, 402428), (923, 288196), (1322, 201214), (1417, 187724), (1846, 144098), (2644, 100607), (2834, 93862), (3692, 72049), (5668, 46931), (7739, 34372), (8593, 30956), (15478, 17186)]