287802828

素因数分解:

$2^2\times 3^3\times {\mathrm{127}}^1\times {\mathrm{20983}}^1$

素因数の和:21123

約数の個数: 48

約数和(自身を含む): 752066560

約数和(自身を除く): 464263732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 127, 254, 381, 508, 762, 1143, 1524, 2286, 3429, 4572, 6858, 13716, 20983, 41966, 62949, 83932, 125898, 188847, 251796, 377694, 566541, 755388, 1133082, 2266164, 2664841, 5329682, 7994523, 10659364, 15989046, 23983569, 31978092, 47967138, 71950707, 95934276, 143901414, 287802828]

約数ペア:

[(1, 287802828), (2, 143901414), (3, 95934276), (4, 71950707), (6, 47967138), (9, 31978092), (12, 23983569), (18, 15989046), (27, 10659364), (36, 7994523), (54, 5329682), (108, 2664841), (127, 2266164), (254, 1133082), (381, 755388), (508, 566541), (762, 377694), (1143, 251796), (1524, 188847), (2286, 125898), (3429, 83932), (4572, 62949), (6858, 41966), (13716, 20983)]