409116455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 593326080

約数和(自身を除く): 184209625

約数列:

[1, 5, 11, 19, 31, 55, 73, 95, 155, 173, 209, 341, 365, 589, 803, 865, 1045, 1387, 1705, 1903, 2263, 2945, 3287, 4015, 5363, 6479, 6935, 9515, 11315, 12629, 15257, 16435, 24893, 26815, 32395, 36157, 42997, 58993, 63145, 76285, 101897, 124465, 138919, 180785, 214985, 239951, 294965, 391499, 472967, 509485, 694595, 1120867, 1199755, 1957495, 2364835, 2639461, 4306489, 5604335, 7438481, 13197305, 21532445, 37192405, 81823291, 409116455]

約数ペア:

[(1, 409116455), (5, 81823291), (11, 37192405), (19, 21532445), (31, 13197305), (55, 7438481), (73, 5604335), (95, 4306489), (155, 2639461), (173, 2364835), (209, 1957495), (341, 1199755), (365, 1120867), (589, 694595), (803, 509485), (865, 472967), (1045, 391499), (1387, 294965), (1705, 239951), (1903, 214985), (2263, 180785), (2945, 138919), (3287, 124465), (4015, 101897), (5363, 76285), (6479, 63145), (6935, 58993), (9515, 42997), (11315, 36157), (12629, 32395), (15257, 26815), (16435, 24893)]