17995419

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 28976640

約数和(自身を除く): 10981221

約数列:

[1, 3, 9, 13, 27, 39, 117, 167, 307, 351, 501, 921, 1503, 2171, 2763, 3991, 4509, 6513, 8289, 11973, 19539, 35919, 51269, 58617, 107757, 153807, 461421, 666497, 1384263, 1999491, 5998473, 17995419]

約数ペア:

[(1, 17995419), (3, 5998473), (9, 1999491), (13, 1384263), (27, 666497), (39, 461421), (117, 153807), (167, 107757), (307, 58617), (351, 51269), (501, 35919), (921, 19539), (1503, 11973), (2171, 8289), (2763, 6513), (3991, 4509)]