64217691

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{11833}}^1$

素因数の和:11912

約数の個数: 20

約数和(自身を含む): 97370152

約数和(自身を除く): 33152461

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 11833, 35499, 106497, 319491, 792811, 958473, 2378433, 7135299, 21405897, 64217691]

約数ペア:

[(1, 64217691), (3, 21405897), (9, 7135299), (27, 2378433), (67, 958473), (81, 792811), (201, 319491), (603, 106497), (1809, 35499), (5427, 11833)]