78433761

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{4073}}^1$

素因数の和:4221

約数の個数: 24

約数和(自身を含む): 122611104

約数和(自身を除く): 44177343

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 4073, 6419, 12219, 19257, 28511, 85533, 199577, 533563, 598731, 1600689, 3734941, 11204823, 26144587, 78433761]

約数ペア:

[(1, 78433761), (3, 26144587), (7, 11204823), (21, 3734941), (49, 1600689), (131, 598731), (147, 533563), (393, 199577), (917, 85533), (2751, 28511), (4073, 19257), (6419, 12219)]