27800876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 53813760

約数和(自身を除く): 26012884

約数列:

[1, 2, 4, 19, 38, 43, 47, 76, 86, 94, 172, 181, 188, 362, 724, 817, 893, 1634, 1786, 2021, 3268, 3439, 3572, 4042, 6878, 7783, 8084, 8507, 13756, 15566, 17014, 31132, 34028, 38399, 76798, 147877, 153596, 161633, 295754, 323266, 365801, 591508, 646532, 731602, 1463204, 6950219, 13900438, 27800876]

約数ペア:

[(1, 27800876), (2, 13900438), (4, 6950219), (19, 1463204), (38, 731602), (43, 646532), (47, 591508), (76, 365801), (86, 323266), (94, 295754), (172, 161633), (181, 153596), (188, 147877), (362, 76798), (724, 38399), (817, 34028), (893, 31132), (1634, 17014), (1786, 15566), (2021, 13756), (3268, 8507), (3439, 8084), (3572, 7783), (4042, 6878)]