211672518705

素因数分解:

$3^3\times 5^1\times {\mathrm{971}}^2\times {\mathrm{1663}}^1$

素因数の和:3619

約数の個数: 48

約数和(自身を含む): 376921159680

約数和(自身を除く): 165248640975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 971, 1663, 2913, 4855, 4989, 8315, 8739, 14565, 14967, 24945, 26217, 43695, 44901, 74835, 131085, 224505, 942841, 1614773, 2828523, 4714205, 4844319, 8073865, 8485569, 14142615, 14532957, 24221595, 25456707, 42427845, 43598871, 72664785, 127283535, 217994355, 1567944583, 4703833749, 7839722915, 14111501247, 23519168745, 42334503741, 70557506235, 211672518705]

約数ペア:

[(1, 211672518705), (3, 70557506235), (5, 42334503741), (9, 23519168745), (15, 14111501247), (27, 7839722915), (45, 4703833749), (135, 1567944583), (971, 217994355), (1663, 127283535), (2913, 72664785), (4855, 43598871), (4989, 42427845), (8315, 25456707), (8739, 24221595), (14565, 14532957), (14967, 14142615), (24945, 8485569), (26217, 8073865), (43695, 4844319), (44901, 4714205), (74835, 2828523), (131085, 1614773), (224505, 942841)]