20291215365

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{284131}}^1$

素因数の和:284191

約数の個数: 48

約数和(自身を含む): 37709999040

約数和(自身を除く): 17418783675

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 529, 621, 1035, 1587, 2645, 3105, 4761, 7935, 14283, 23805, 71415, 284131, 852393, 1420655, 2557179, 4261965, 6535013, 7671537, 12785895, 19605039, 32675065, 38357685, 58815117, 98025195, 150305299, 176445351, 294075585, 450915897, 751526495, 882226755, 1352747691, 2254579485, 4058243073, 6763738455, 20291215365]

約数ペア:

[(1, 20291215365), (3, 6763738455), (5, 4058243073), (9, 2254579485), (15, 1352747691), (23, 882226755), (27, 751526495), (45, 450915897), (69, 294075585), (115, 176445351), (135, 150305299), (207, 98025195), (345, 58815117), (529, 38357685), (621, 32675065), (1035, 19605039), (1587, 12785895), (2645, 7671537), (3105, 6535013), (4761, 4261965), (7935, 2557179), (14283, 1420655), (23805, 852393), (71415, 284131)]