219903663

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1439}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 353894400

約数和(自身を除く): 133990737

約数列:

[1, 3, 7, 19, 21, 57, 133, 383, 399, 1149, 1439, 2681, 4317, 7277, 8043, 10073, 21831, 27341, 30219, 50939, 82023, 152817, 191387, 551137, 574161, 1653411, 3857959, 10471603, 11573877, 31414809, 73301221, 219903663]

約数ペア:

[(1, 219903663), (3, 73301221), (7, 31414809), (19, 11573877), (21, 10471603), (57, 3857959), (133, 1653411), (383, 574161), (399, 551137), (1149, 191387), (1439, 152817), (2681, 82023), (4317, 50939), (7277, 30219), (8043, 27341), (10073, 21831)]