31243982

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8821}}^1$

素因数の和:8864

約数の個数: 32

約数和(自身を含む): 60977664

約数和(自身を除く): 29733682

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 8821, 17642, 61747, 97031, 123494, 194062, 202883, 405766, 679217, 1358434, 1420181, 2231713, 2840362, 4463426, 15621991, 31243982]

約数ペア:

[(1, 31243982), (2, 15621991), (7, 4463426), (11, 2840362), (14, 2231713), (22, 1420181), (23, 1358434), (46, 679217), (77, 405766), (154, 202883), (161, 194062), (253, 123494), (322, 97031), (506, 61747), (1771, 17642), (3542, 8821)]