28742874

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 58821120

約数和(自身を除く): 30078246

約数列:

[1, 2, 3, 6, 73, 137, 146, 219, 274, 411, 438, 479, 822, 958, 1437, 2874, 10001, 20002, 30003, 34967, 60006, 65623, 69934, 104901, 131246, 196869, 209802, 393738, 4790479, 9580958, 14371437, 28742874]

約数ペア:

[(1, 28742874), (2, 14371437), (3, 9580958), (6, 4790479), (73, 393738), (137, 209802), (146, 196869), (219, 131246), (274, 104901), (411, 69934), (438, 65623), (479, 60006), (822, 34967), (958, 30003), (1437, 20002), (2874, 10001)]