31021496

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 64957200

約数和(自身を除く): 33935704

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 121, 146, 242, 292, 439, 484, 584, 803, 878, 968, 1606, 1756, 3212, 3512, 4829, 6424, 8833, 9658, 17666, 19316, 32047, 35332, 38632, 53119, 64094, 70664, 106238, 128188, 212476, 256376, 352517, 424952, 705034, 1410068, 2820136, 3877687, 7755374, 15510748, 31021496]

約数ペア:

[(1, 31021496), (2, 15510748), (4, 7755374), (8, 3877687), (11, 2820136), (22, 1410068), (44, 705034), (73, 424952), (88, 352517), (121, 256376), (146, 212476), (242, 128188), (292, 106238), (439, 70664), (484, 64094), (584, 53119), (803, 38632), (878, 35332), (968, 32047), (1606, 19316), (1756, 17666), (3212, 9658), (3512, 8833), (4829, 6424)]