56747385

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2297}}^1$

素因数の和:2375

約数の個数: 40

約数和(自身を含む): 103437576

約数和(自身を除く): 46690191

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2297, 2745, 4941, 6891, 8235, 11485, 20673, 24705, 34455, 62019, 103365, 140117, 186057, 310095, 420351, 700585, 930285, 1261053, 2101755, 3783159, 6305265, 11349477, 18915795, 56747385]

約数ペア:

[(1, 56747385), (3, 18915795), (5, 11349477), (9, 6305265), (15, 3783159), (27, 2101755), (45, 1261053), (61, 930285), (81, 700585), (135, 420351), (183, 310095), (305, 186057), (405, 140117), (549, 103365), (915, 62019), (1647, 34455), (2297, 24705), (2745, 20673), (4941, 11485), (6891, 8235)]