129061528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11959}}^1$

素因数の和:12055

約数の個数: 32

約数和(自身を含む): 258336000

約数和(自身を除く): 129274472

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 11959, 23918, 47836, 95672, 227221, 454442, 849089, 908884, 1698178, 1817768, 3396356, 6792712, 16132691, 32265382, 64530764, 129061528]

約数ペア:

[(1, 129061528), (2, 64530764), (4, 32265382), (8, 16132691), (19, 6792712), (38, 3396356), (71, 1817768), (76, 1698178), (142, 908884), (152, 849089), (284, 454442), (568, 227221), (1349, 95672), (2698, 47836), (5396, 23918), (10792, 11959)]