78377901

素因数分解:

$3^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{1291}}^1$

素因数の和:1374

約数の個数: 32

約数和(自身を含む): 124032000

約数和(自身を除く): 45654099

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 343, 413, 1029, 1239, 1291, 2891, 3873, 8673, 9037, 20237, 27111, 60711, 63259, 76169, 189777, 228507, 442813, 533183, 1328439, 1599549, 3732281, 11196843, 26125967, 78377901]

約数ペア:

[(1, 78377901), (3, 26125967), (7, 11196843), (21, 3732281), (49, 1599549), (59, 1328439), (147, 533183), (177, 442813), (343, 228507), (413, 189777), (1029, 76169), (1239, 63259), (1291, 60711), (2891, 27111), (3873, 20237), (8673, 9037)]