191312793

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7727}}^1$

素因数の和:7874

約数の個数: 32

約数和(自身を含む): 326430720

約数和(自身を除く): 135117927

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1179, 2751, 3537, 7727, 8253, 23181, 24759, 54089, 69543, 162267, 208629, 486801, 1012237, 1460403, 3036711, 7085659, 9110133, 21256977, 27330399, 63770931, 191312793]

約数ペア:

[(1, 191312793), (3, 63770931), (7, 27330399), (9, 21256977), (21, 9110133), (27, 7085659), (63, 3036711), (131, 1460403), (189, 1012237), (393, 486801), (917, 208629), (1179, 162267), (2751, 69543), (3537, 54089), (7727, 24759), (8253, 23181)]