401047465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28433}}^1$

素因数の和:28489

約数の個数: 32

約数和(自身を含む): 611444736

約数和(自身を除く): 210397271

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2821, 14105, 28433, 142165, 199031, 369629, 881423, 995155, 1848145, 2587403, 4407115, 6169961, 11458499, 12937015, 30849805, 57292495, 80209493, 401047465]

約数ペア:

[(1, 401047465), (5, 80209493), (7, 57292495), (13, 30849805), (31, 12937015), (35, 11458499), (65, 6169961), (91, 4407115), (155, 2587403), (217, 1848145), (403, 995155), (455, 881423), (1085, 369629), (2015, 199031), (2821, 142165), (14105, 28433)]