201259989

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{439}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 351436800

約数和(自身を除く): 150176811

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 383, 399, 439, 1149, 1197, 1317, 2681, 3073, 3447, 3951, 7277, 8043, 8341, 9219, 21831, 24129, 25023, 27657, 50939, 58387, 65493, 75069, 152817, 168137, 175161, 458451, 504411, 525483, 1176959, 1513233, 3194603, 3530877, 9583809, 10592631, 22362221, 28751427, 67086663, 201259989]

約数ペア:

[(1, 201259989), (3, 67086663), (7, 28751427), (9, 22362221), (19, 10592631), (21, 9583809), (57, 3530877), (63, 3194603), (133, 1513233), (171, 1176959), (383, 525483), (399, 504411), (439, 458451), (1149, 175161), (1197, 168137), (1317, 152817), (2681, 75069), (3073, 65493), (3447, 58387), (3951, 50939), (7277, 27657), (8043, 25023), (8341, 24129), (9219, 21831)]