81953208

素因数分解:

$2^3\times 3^5\times {\mathrm{42157}}^1$

素因数の和:42178

約数の個数: 48

約数和(自身を含む): 230182680

約数和(自身を除く): 148229472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 42157, 84314, 126471, 168628, 252942, 337256, 379413, 505884, 758826, 1011768, 1138239, 1517652, 2276478, 3035304, 3414717, 4552956, 6829434, 9105912, 10244151, 13658868, 20488302, 27317736, 40976604, 81953208]

約数ペア:

[(1, 81953208), (2, 40976604), (3, 27317736), (4, 20488302), (6, 13658868), (8, 10244151), (9, 9105912), (12, 6829434), (18, 4552956), (24, 3414717), (27, 3035304), (36, 2276478), (54, 1517652), (72, 1138239), (81, 1011768), (108, 758826), (162, 505884), (216, 379413), (243, 337256), (324, 252942), (486, 168628), (648, 126471), (972, 84314), (1944, 42157)]