40684917

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2099}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 67737600

約数和(自身を除く): 27052683

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2099, 2769, 6297, 6461, 14693, 19383, 27287, 44079, 81861, 149029, 191009, 447087, 573027, 1043203, 1937377, 3129609, 5812131, 13561639, 40684917]

約数ペア:

[(1, 40684917), (3, 13561639), (7, 5812131), (13, 3129609), (21, 1937377), (39, 1043203), (71, 573027), (91, 447087), (213, 191009), (273, 149029), (497, 81861), (923, 44079), (1491, 27287), (2099, 19383), (2769, 14693), (6297, 6461)]