977895945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{72679}}^1$

素因数の和:72726

約数の個数: 48

約数和(自身を含む): 1904797440

約数和(自身を除く): 926901495

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 72679, 218037, 363395, 654111, 944827, 1090185, 1671617, 2834481, 3270555, 4724135, 5014851, 8358085, 8503443, 14172405, 15044553, 21731021, 25074255, 42517215, 65193063, 75222765, 108655105, 195579189, 325965315, 977895945]

約数ペア:

[(1, 977895945), (3, 325965315), (5, 195579189), (9, 108655105), (13, 75222765), (15, 65193063), (23, 42517215), (39, 25074255), (45, 21731021), (65, 15044553), (69, 14172405), (115, 8503443), (117, 8358085), (195, 5014851), (207, 4724135), (299, 3270555), (345, 2834481), (585, 1671617), (897, 1090185), (1035, 944827), (1495, 654111), (2691, 363395), (4485, 218037), (13455, 72679)]