156657333

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4217}}^1$

素因数の和:4317

約数の個数: 32

約数和(自身を含む): 251055360

約数和(自身を除く): 94398027

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 427, 609, 1281, 1769, 4217, 5307, 12383, 12651, 29519, 37149, 88557, 122293, 257237, 366879, 771711, 856051, 1800659, 2568153, 5401977, 7459873, 22379619, 52219111, 156657333]

約数ペア:

[(1, 156657333), (3, 52219111), (7, 22379619), (21, 7459873), (29, 5401977), (61, 2568153), (87, 1800659), (183, 856051), (203, 771711), (427, 366879), (609, 257237), (1281, 122293), (1769, 88557), (4217, 37149), (5307, 29519), (12383, 12651)]