72840489

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{1607}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 100725120

約数和(自身を除く): 27884631

約数列:

[1, 3, 29, 87, 521, 1563, 1607, 4821, 15109, 45327, 46603, 139809, 837247, 2511741, 24280163, 72840489]

約数ペア:

[(1, 72840489), (3, 24280163), (29, 2511741), (87, 837247), (521, 139809), (1563, 46603), (1607, 45327), (4821, 15109)]