1312264881

素因数分解:

$3^6\times {\mathrm{67}}^2\times {\mathrm{401}}^1$

素因数の和:553

約数の個数: 42

約数和(自身を含む): 2002282002

約数和(自身を除く): 690017121

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 401, 603, 729, 1203, 1809, 3609, 4489, 5427, 10827, 13467, 16281, 26867, 32481, 40401, 48843, 80601, 97443, 121203, 241803, 292329, 363609, 725409, 1090827, 1800089, 2176227, 3272481, 5400267, 6528681, 16200801, 19586043, 48602403, 145807209, 437421627, 1312264881]

約数ペア:

[(1, 1312264881), (3, 437421627), (9, 145807209), (27, 48602403), (67, 19586043), (81, 16200801), (201, 6528681), (243, 5400267), (401, 3272481), (603, 2176227), (729, 1800089), (1203, 1090827), (1809, 725409), (3609, 363609), (4489, 292329), (5427, 241803), (10827, 121203), (13467, 97443), (16281, 80601), (26867, 48843), (32481, 40401)]