84978963

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{55217}}^1$

素因数の和:55248

約数の個数: 20

約数和(自身を含む): 133627560

約数和(自身を除く): 48648597

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 55217, 165651, 496953, 1049123, 1490859, 3147369, 4472577, 9442107, 28326321, 84978963]

約数ペア:

[(1, 84978963), (3, 28326321), (9, 9442107), (19, 4472577), (27, 3147369), (57, 1490859), (81, 1049123), (171, 496953), (513, 165651), (1539, 55217)]