278313542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{17293}}^1$

素因数の和:17927

約数の個数: 16

約数和(自身を含む): 450335760

約数和(自身を除く): 172022218

約数列:

[1, 2, 13, 26, 619, 1238, 8047, 16094, 17293, 34586, 224809, 449618, 10704367, 21408734, 139156771, 278313542]

約数ペア:

[(1, 278313542), (2, 139156771), (13, 21408734), (26, 10704367), (619, 449618), (1238, 224809), (8047, 34586), (16094, 17293)]