156944985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9679}}^1$

素因数の和:9757

約数の個数: 32

約数和(自身を含む): 267632640

約数和(自身を除く): 110687655

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405, 9679, 16215, 29037, 48395, 145185, 222617, 454913, 667851, 1113085, 1364739, 2274565, 3339255, 6823695, 10462999, 31388997, 52314995, 156944985]

約数ペア:

[(1, 156944985), (3, 52314995), (5, 31388997), (15, 10462999), (23, 6823695), (47, 3339255), (69, 2274565), (115, 1364739), (141, 1113085), (235, 667851), (345, 454913), (705, 222617), (1081, 145185), (3243, 48395), (5405, 29037), (9679, 16215)]