1388795888

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{44263}}^1$

素因数の和:44361

約数の個数: 40

約数和(自身を含む): 2815721568

約数和(自身を除く): 1426925680

約数列:

[1, 2, 4, 8, 16, 37, 53, 74, 106, 148, 212, 296, 424, 592, 848, 1961, 3922, 7844, 15688, 31376, 44263, 88526, 177052, 354104, 708208, 1637731, 2345939, 3275462, 4691878, 6550924, 9383756, 13101848, 18767512, 26203696, 37535024, 86799743, 173599486, 347198972, 694397944, 1388795888]

約数ペア:

[(1, 1388795888), (2, 694397944), (4, 347198972), (8, 173599486), (16, 86799743), (37, 37535024), (53, 26203696), (74, 18767512), (106, 13101848), (148, 9383756), (212, 6550924), (296, 4691878), (424, 3275462), (592, 2345939), (848, 1637731), (1961, 708208), (3922, 354104), (7844, 177052), (15688, 88526), (31376, 44263)]