138804015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 260554752

約数和(自身を除く): 121750737

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 127, 147, 245, 381, 635, 735, 889, 1487, 1905, 2667, 4445, 4461, 6223, 7435, 10409, 13335, 18669, 22305, 31115, 31227, 52045, 72863, 93345, 156135, 188849, 218589, 364315, 566547, 944245, 1092945, 1321943, 2832735, 3965829, 6609715, 9253601, 19829145, 27760803, 46268005, 138804015]

約数ペア:

[(1, 138804015), (3, 46268005), (5, 27760803), (7, 19829145), (15, 9253601), (21, 6609715), (35, 3965829), (49, 2832735), (105, 1321943), (127, 1092945), (147, 944245), (245, 566547), (381, 364315), (635, 218589), (735, 188849), (889, 156135), (1487, 93345), (1905, 72863), (2667, 52045), (4445, 31227), (4461, 31115), (6223, 22305), (7435, 18669), (10409, 13335)]