3948804986

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{21013}}^1$

素因数の和:21486

約数の個数: 32

約数和(自身を含む): 7004218368

約数和(自身を除く): 3055413382

約数列:

[1, 2, 7, 14, 31, 62, 217, 433, 434, 866, 3031, 6062, 13423, 21013, 26846, 42026, 93961, 147091, 187922, 294182, 651403, 1302806, 4559821, 9098629, 9119642, 18197258, 63690403, 127380806, 282057499, 564114998, 1974402493, 3948804986]

約数ペア:

[(1, 3948804986), (2, 1974402493), (7, 564114998), (14, 282057499), (31, 127380806), (62, 63690403), (217, 18197258), (433, 9119642), (434, 9098629), (866, 4559821), (3031, 1302806), (6062, 651403), (13423, 294182), (21013, 187922), (26846, 147091), (42026, 93961)]