221468401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1901}}^1$

素因数の和:2025

約数の個数: 32

約数和(自身を含む): 295799040

約数和(自身を除く): 74330639

約数列:

[1, 7, 11, 17, 77, 89, 119, 187, 623, 979, 1309, 1513, 1901, 6853, 10591, 13307, 16643, 20911, 32317, 116501, 146377, 169189, 226219, 355487, 1184323, 1861079, 2488409, 2876213, 13027553, 20133491, 31638343, 221468401]

約数ペア:

[(1, 221468401), (7, 31638343), (11, 20133491), (17, 13027553), (77, 2876213), (89, 2488409), (119, 1861079), (187, 1184323), (623, 355487), (979, 226219), (1309, 169189), (1513, 146377), (1901, 116501), (6853, 32317), (10591, 20911), (13307, 16643)]