2157894

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 4860000

約数和(自身を除く): 2702106

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 449, 534, 801, 898, 1347, 1602, 2403, 2694, 4041, 4806, 8082, 12123, 24246, 39961, 79922, 119883, 239766, 359649, 719298, 1078947, 2157894]

約数ペア:

[(1, 2157894), (2, 1078947), (3, 719298), (6, 359649), (9, 239766), (18, 119883), (27, 79922), (54, 39961), (89, 24246), (178, 12123), (267, 8082), (449, 4806), (534, 4041), (801, 2694), (898, 2403), (1347, 1602)]