56821395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{503}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 96671232

約数和(自身を除く): 39849837

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 443, 503, 1329, 1509, 2215, 2515, 6645, 7531, 7545, 8551, 22593, 25653, 37655, 42755, 112965, 128265, 222829, 668487, 1114145, 3342435, 3788093, 11364279, 18940465, 56821395]

約数ペア:

[(1, 56821395), (3, 18940465), (5, 11364279), (15, 3788093), (17, 3342435), (51, 1114145), (85, 668487), (255, 222829), (443, 128265), (503, 112965), (1329, 42755), (1509, 37655), (2215, 25653), (2515, 22593), (6645, 8551), (7531, 7545)]