398989532

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{39883}}^1$

素因数の和:39989

約数の個数: 24

約数和(自身を含む): 727005552

約数和(自身を除く): 328016020

約数列:

[1, 2, 4, 41, 61, 82, 122, 164, 244, 2501, 5002, 10004, 39883, 79766, 159532, 1635203, 2432863, 3270406, 4865726, 6540812, 9731452, 99747383, 199494766, 398989532]

約数ペア:

[(1, 398989532), (2, 199494766), (4, 99747383), (41, 9731452), (61, 6540812), (82, 4865726), (122, 3270406), (164, 2432863), (244, 1635203), (2501, 159532), (5002, 79766), (10004, 39883)]