28561323

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 45617152

約数和(自身を除く): 17055829

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 511, 601, 651, 1533, 1803, 2263, 4207, 6789, 12621, 15841, 18631, 43873, 47523, 55893, 130417, 131619, 307111, 391251, 921333, 1360063, 4080189, 9520441, 28561323]

約数ペア:

[(1, 28561323), (3, 9520441), (7, 4080189), (21, 1360063), (31, 921333), (73, 391251), (93, 307111), (217, 131619), (219, 130417), (511, 55893), (601, 47523), (651, 43873), (1533, 18631), (1803, 15841), (2263, 12621), (4207, 6789)]