123802406

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21943}}^1$

素因数の和:21996

約数の個数: 32

約数和(自身を含む): 235941888

約数和(自身を除く): 112139482

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 21943, 43886, 153601, 285259, 307202, 570518, 680233, 1360466, 1996813, 3993626, 4761631, 8843029, 9523262, 17686058, 61901203, 123802406]

約数ペア:

[(1, 123802406), (2, 61901203), (7, 17686058), (13, 9523262), (14, 8843029), (26, 4761631), (31, 3993626), (62, 1996813), (91, 1360466), (182, 680233), (217, 570518), (403, 307202), (434, 285259), (806, 153601), (2821, 43886), (5642, 21943)]