207877945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2\times {\mathrm{59}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 292507200

約数和(自身を除く): 84629255

約数列:

[1, 5, 11, 29, 47, 55, 59, 145, 235, 295, 319, 517, 649, 1363, 1595, 1711, 2209, 2585, 2773, 3245, 6815, 8555, 11045, 13865, 14993, 18821, 24299, 30503, 64061, 74965, 80417, 94105, 121495, 130331, 152515, 320305, 402085, 651655, 704671, 884587, 1433641, 3523355, 3779599, 4422935, 7168205, 18897995, 41575589, 207877945]

約数ペア:

[(1, 207877945), (5, 41575589), (11, 18897995), (29, 7168205), (47, 4422935), (55, 3779599), (59, 3523355), (145, 1433641), (235, 884587), (295, 704671), (319, 651655), (517, 402085), (649, 320305), (1363, 152515), (1595, 130331), (1711, 121495), (2209, 94105), (2585, 80417), (2773, 74965), (3245, 64061), (6815, 30503), (8555, 24299), (11045, 18821), (13865, 14993)]