9863425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 5135615

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 89, 143, 155, 275, 325, 341, 403, 445, 715, 775, 979, 1157, 1705, 2015, 2225, 2759, 3575, 4433, 4895, 5785, 8525, 10075, 12727, 13795, 22165, 24475, 28925, 30349, 35867, 63635, 68975, 110825, 151745, 179335, 318175, 394537, 758725, 896675, 1972685, 9863425]

約数ペア:

[(1, 9863425), (5, 1972685), (11, 896675), (13, 758725), (25, 394537), (31, 318175), (55, 179335), (65, 151745), (89, 110825), (143, 68975), (155, 63635), (275, 35867), (325, 30349), (341, 28925), (403, 24475), (445, 22165), (715, 13795), (775, 12727), (979, 10075), (1157, 8525), (1705, 5785), (2015, 4895), (2225, 4433), (2759, 3575)]