408068752

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{21559}}^1$

素因数の和:21600

約数の個数: 60

約数和(自身を含む): 978479040

約数和(自身を除く): 570410288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4732, 9464, 18928, 21559, 43118, 86236, 150913, 172472, 280267, 301826, 344944, 560534, 603652, 1121068, 1207304, 1961869, 2242136, 2414608, 3643471, 3923738, 4484272, 7286942, 7847476, 14573884, 15694952, 25504297, 29147768, 31389904, 51008594, 58295536, 102017188, 204034376, 408068752]

約数ペア:

[(1, 408068752), (2, 204034376), (4, 102017188), (7, 58295536), (8, 51008594), (13, 31389904), (14, 29147768), (16, 25504297), (26, 15694952), (28, 14573884), (52, 7847476), (56, 7286942), (91, 4484272), (104, 3923738), (112, 3643471), (169, 2414608), (182, 2242136), (208, 1961869), (338, 1207304), (364, 1121068), (676, 603652), (728, 560534), (1183, 344944), (1352, 301826), (1456, 280267), (2366, 172472), (2704, 150913), (4732, 86236), (9464, 43118), (18928, 21559)]