198198105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 371589120

約数和(自身を除く): 173391015

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 127, 167, 267, 381, 445, 501, 623, 635, 835, 889, 1169, 1335, 1869, 1905, 2505, 2667, 3115, 3507, 4445, 5845, 9345, 11303, 13335, 14863, 17535, 21209, 33909, 44589, 56515, 63627, 74315, 79121, 104041, 106045, 148463, 169545, 222945, 237363, 312123, 318135, 395605, 445389, 520205, 742315, 1186815, 1560615, 1887601, 2226945, 5662803, 9438005, 13213207, 28314015, 39639621, 66066035, 198198105]

約数ペア:

[(1, 198198105), (3, 66066035), (5, 39639621), (7, 28314015), (15, 13213207), (21, 9438005), (35, 5662803), (89, 2226945), (105, 1887601), (127, 1560615), (167, 1186815), (267, 742315), (381, 520205), (445, 445389), (501, 395605), (623, 318135), (635, 312123), (835, 237363), (889, 222945), (1169, 169545), (1335, 148463), (1869, 106045), (1905, 104041), (2505, 79121), (2667, 74315), (3115, 63627), (3507, 56515), (4445, 44589), (5845, 33909), (9345, 21209), (11303, 17535), (13335, 14863)]