440832007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2999}}^1$

素因数の和:3123

約数の個数: 32

約数和(自身を含む): 580608000

約数和(自身を除く): 139775993

約数列:

[1, 7, 11, 23, 77, 83, 161, 253, 581, 913, 1771, 1909, 2999, 6391, 13363, 20993, 20999, 32989, 68977, 146993, 230923, 248917, 482839, 758747, 1742419, 2738087, 5311229, 5725091, 19166609, 40075637, 62976001, 440832007]

約数ペア:

[(1, 440832007), (7, 62976001), (11, 40075637), (23, 19166609), (77, 5725091), (83, 5311229), (161, 2738087), (253, 1742419), (581, 758747), (913, 482839), (1771, 248917), (1909, 230923), (2999, 146993), (6391, 68977), (13363, 32989), (20993, 20999)]