142111781

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{15973}}^1$

素因数の和:16052

約数の個数: 16

約数和(自身を含む): 171752448

約数和(自身を除く): 29640667

約数列:

[1, 7, 31, 41, 217, 287, 1271, 8897, 15973, 111811, 495163, 654893, 3466141, 4584251, 20301683, 142111781]

約数ペア:

[(1, 142111781), (7, 20301683), (31, 4584251), (41, 3466141), (217, 654893), (287, 495163), (1271, 111811), (8897, 15973)]