239121405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1297}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 441018864

約数和(自身を除く): 201897459

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 241, 255, 723, 765, 1205, 1297, 2169, 3615, 3891, 4097, 6485, 10845, 11673, 12291, 19455, 20485, 22049, 36873, 58365, 61455, 66147, 110245, 184365, 198441, 312577, 330735, 937731, 992205, 1562885, 2813193, 4688655, 5313809, 14065965, 15941427, 26569045, 47824281, 79707135, 239121405]

約数ペア:

[(1, 239121405), (3, 79707135), (5, 47824281), (9, 26569045), (15, 15941427), (17, 14065965), (45, 5313809), (51, 4688655), (85, 2813193), (153, 1562885), (241, 992205), (255, 937731), (723, 330735), (765, 312577), (1205, 198441), (1297, 184365), (2169, 110245), (3615, 66147), (3891, 61455), (4097, 58365), (6485, 36873), (10845, 22049), (11673, 20485), (12291, 19455)]