201961755

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11597}}^1$

素因数の和:11657

約数の個数: 40

約数和(自身を含む): 370486512

約数和(自身を除く): 168524757

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 11597, 17415, 34791, 57985, 104373, 173955, 313119, 498671, 521865, 939357, 1496013, 1565595, 2493355, 4488039, 4696785, 7480065, 13464117, 22440195, 40392351, 67320585, 201961755]

約数ペア:

[(1, 201961755), (3, 67320585), (5, 40392351), (9, 22440195), (15, 13464117), (27, 7480065), (43, 4696785), (45, 4488039), (81, 2493355), (129, 1565595), (135, 1496013), (215, 939357), (387, 521865), (405, 498671), (645, 313119), (1161, 173955), (1935, 104373), (3483, 57985), (5805, 34791), (11597, 17415)]