888971508

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{1279}}^1$

素因数の和:1781

約数の個数: 72

約数和(自身を含む): 2306304000

約数和(自身を除く): 1417332492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 449, 516, 774, 898, 1279, 1347, 1548, 1796, 2558, 2694, 3837, 4041, 5116, 5388, 7674, 8082, 11511, 15348, 16164, 19307, 23022, 38614, 46044, 54997, 57921, 77228, 109994, 115842, 164991, 173763, 219988, 231684, 329982, 347526, 494973, 574271, 659964, 695052, 989946, 1148542, 1722813, 1979892, 2297084, 3445626, 5168439, 6891252, 10336878, 20673756, 24693653, 49387306, 74080959, 98774612, 148161918, 222242877, 296323836, 444485754, 888971508]

約数ペア:

[(1, 888971508), (2, 444485754), (3, 296323836), (4, 222242877), (6, 148161918), (9, 98774612), (12, 74080959), (18, 49387306), (36, 24693653), (43, 20673756), (86, 10336878), (129, 6891252), (172, 5168439), (258, 3445626), (387, 2297084), (449, 1979892), (516, 1722813), (774, 1148542), (898, 989946), (1279, 695052), (1347, 659964), (1548, 574271), (1796, 494973), (2558, 347526), (2694, 329982), (3837, 231684), (4041, 219988), (5116, 173763), (5388, 164991), (7674, 115842), (8082, 109994), (11511, 77228), (15348, 57921), (16164, 54997), (19307, 46044), (23022, 38614)]