878793476

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1025

約数の個数: 72

約数和(自身を含む): 1785732480

約数和(自身を除く): 906939004

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 89, 92, 121, 178, 242, 253, 356, 484, 506, 887, 979, 1012, 1774, 1958, 2047, 2783, 3548, 3916, 4094, 5566, 8188, 9757, 10769, 11132, 19514, 20401, 21538, 22517, 39028, 40802, 43076, 45034, 78943, 81604, 90068, 107327, 157886, 214654, 224411, 247687, 315772, 429308, 448822, 495374, 868373, 897644, 990748, 1736746, 1815689, 2468521, 3473492, 3631378, 4937042, 7262756, 9552103, 9874084, 19104206, 19972579, 38208412, 39945158, 79890316, 219698369, 439396738, 878793476]

約数ペア:

[(1, 878793476), (2, 439396738), (4, 219698369), (11, 79890316), (22, 39945158), (23, 38208412), (44, 19972579), (46, 19104206), (89, 9874084), (92, 9552103), (121, 7262756), (178, 4937042), (242, 3631378), (253, 3473492), (356, 2468521), (484, 1815689), (506, 1736746), (887, 990748), (979, 897644), (1012, 868373), (1774, 495374), (1958, 448822), (2047, 429308), (2783, 315772), (3548, 247687), (3916, 224411), (4094, 214654), (5566, 157886), (8188, 107327), (9757, 90068), (10769, 81604), (11132, 78943), (19514, 45034), (20401, 43076), (21538, 40802), (22517, 39028)]