308921949

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{479}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 530150400

約数和(自身を除く): 221228451

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 353, 479, 609, 1059, 1437, 1827, 2471, 3177, 3353, 4311, 7413, 10059, 10237, 13891, 22239, 30177, 30711, 41673, 71659, 92133, 97237, 125019, 169087, 214977, 291711, 507261, 644931, 875133, 1183609, 1521783, 3550827, 4903523, 10652481, 14710569, 34324661, 44131707, 102973983, 308921949]

約数ペア:

[(1, 308921949), (3, 102973983), (7, 44131707), (9, 34324661), (21, 14710569), (29, 10652481), (63, 4903523), (87, 3550827), (203, 1521783), (261, 1183609), (353, 875133), (479, 644931), (609, 507261), (1059, 291711), (1437, 214977), (1827, 169087), (2471, 125019), (3177, 97237), (3353, 92133), (4311, 71659), (7413, 41673), (10059, 30711), (10237, 30177), (13891, 22239)]