28679638

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 47809440

約数和(自身を除く): 19129802

約数列:

[1, 2, 13, 26, 61, 107, 122, 169, 214, 338, 793, 1391, 1586, 2197, 2782, 4394, 6527, 10309, 13054, 18083, 20618, 36166, 84851, 134017, 169702, 235079, 268034, 470158, 1103063, 2206126, 14339819, 28679638]

約数ペア:

[(1, 28679638), (2, 14339819), (13, 2206126), (26, 1103063), (61, 470158), (107, 268034), (122, 235079), (169, 169702), (214, 134017), (338, 84851), (793, 36166), (1391, 20618), (1586, 18083), (2197, 13054), (2782, 10309), (4394, 6527)]