338972698

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 534790080

約数和(自身を除く): 195817382

約数列:

[1, 2, 43, 67, 86, 89, 134, 178, 661, 1322, 2881, 3827, 5762, 5963, 7654, 11926, 28423, 44287, 56846, 58829, 88574, 117658, 256409, 512818, 1904341, 2529647, 3808682, 3941543, 5059294, 7883086, 169486349, 338972698]

約数ペア:

[(1, 338972698), (2, 169486349), (43, 7883086), (67, 5059294), (86, 3941543), (89, 3808682), (134, 2529647), (178, 1904341), (661, 512818), (1322, 256409), (2881, 117658), (3827, 88574), (5762, 58829), (5963, 56846), (7654, 44287), (11926, 28423)]