1979928

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 5433480

約数和(自身を除く): 3453552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 257, 321, 428, 514, 642, 771, 856, 963, 1028, 1284, 1542, 1926, 2056, 2313, 2568, 3084, 3852, 4626, 6168, 7704, 9252, 18504, 27499, 54998, 82497, 109996, 164994, 219992, 247491, 329988, 494982, 659976, 989964, 1979928]

約数ペア:

[(1, 1979928), (2, 989964), (3, 659976), (4, 494982), (6, 329988), (8, 247491), (9, 219992), (12, 164994), (18, 109996), (24, 82497), (36, 54998), (72, 27499), (107, 18504), (214, 9252), (257, 7704), (321, 6168), (428, 4626), (514, 3852), (642, 3084), (771, 2568), (856, 2313), (963, 2056), (1028, 1926), (1284, 1542)]