388339744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4691}}^1$

素因数の和:4913

約数の個数: 48

約数和(自身を含む): 827668800

約数和(自身を除く): 439329056

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 199, 208, 398, 416, 796, 1592, 2587, 3184, 4691, 5174, 6368, 9382, 10348, 18764, 20696, 37528, 41392, 60983, 75056, 82784, 121966, 150112, 243932, 487864, 933509, 975728, 1867018, 1951456, 3734036, 7468072, 12135617, 14936144, 24271234, 29872288, 48542468, 97084936, 194169872, 388339744]

約数ペア:

[(1, 388339744), (2, 194169872), (4, 97084936), (8, 48542468), (13, 29872288), (16, 24271234), (26, 14936144), (32, 12135617), (52, 7468072), (104, 3734036), (199, 1951456), (208, 1867018), (398, 975728), (416, 933509), (796, 487864), (1592, 243932), (2587, 150112), (3184, 121966), (4691, 82784), (5174, 75056), (6368, 60983), (9382, 41392), (10348, 37528), (18764, 20696)]