291207625408

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20968291}}^1$

素因数の和:20968341

約数の個数: 56

約数和(自身を含む): 681721109504

約数和(自身を除く): 390513484096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 20968291, 41936582, 83873164, 146778037, 167746328, 293556074, 335492656, 587112148, 650017021, 670985312, 1174224296, 1300034042, 1341970624, 2348448592, 2600068084, 4550119147, 4696897184, 5200136168, 9100238294, 9393794368, 10400272336, 18200476588, 20800544672, 36400953176, 41601089344, 72801906352, 145603812704, 291207625408]

約数ペア:

[(1, 291207625408), (2, 145603812704), (4, 72801906352), (7, 41601089344), (8, 36400953176), (14, 20800544672), (16, 18200476588), (28, 10400272336), (31, 9393794368), (32, 9100238294), (56, 5200136168), (62, 4696897184), (64, 4550119147), (112, 2600068084), (124, 2348448592), (217, 1341970624), (224, 1300034042), (248, 1174224296), (434, 670985312), (448, 650017021), (496, 587112148), (868, 335492656), (992, 293556074), (1736, 167746328), (1984, 146778037), (3472, 83873164), (6944, 41936582), (13888, 20968291)]