215014787

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 253169280

約数和(自身を除く): 38154493

約数列:

[1, 13, 23, 29, 137, 181, 299, 377, 667, 1781, 2353, 3151, 3973, 4163, 5249, 8671, 24797, 40963, 51649, 54119, 68237, 91379, 120727, 322361, 570331, 719113, 1187927, 1569451, 7414303, 9348469, 16539599, 215014787]

約数ペア:

[(1, 215014787), (13, 16539599), (23, 9348469), (29, 7414303), (137, 1569451), (181, 1187927), (299, 719113), (377, 570331), (667, 322361), (1781, 120727), (2353, 91379), (3151, 68237), (3973, 54119), (4163, 51649), (5249, 40963), (8671, 24797)]