2545978866

素因数分解:

$2^1\times 3^1\times {\mathrm{1987}}^1\times {\mathrm{213553}}^1$

素因数の和:215545

約数の個数: 16

約数和(自身を含む): 5094544224

約数和(自身を除く): 2548565358

約数列:

[1, 2, 3, 6, 1987, 3974, 5961, 11922, 213553, 427106, 640659, 1281318, 424329811, 848659622, 1272989433, 2545978866]

約数ペア:

[(1, 2545978866), (2, 1272989433), (3, 848659622), (6, 424329811), (1987, 1281318), (3974, 640659), (5961, 427106), (11922, 213553)]