64143828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{769}}^1$

素因数の和:1117

約数の個数: 72

約数和(自身を含む): 186105920

約数和(自身を除く): 121962092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 331, 662, 769, 993, 1324, 1538, 1986, 2307, 2317, 2979, 3076, 3972, 4614, 4634, 5383, 5958, 6921, 6951, 9228, 9268, 10766, 11916, 13842, 13902, 16149, 20853, 21532, 27684, 27804, 32298, 41706, 48447, 64596, 83412, 96894, 193788, 254539, 509078, 763617, 1018156, 1527234, 1781773, 2290851, 3054468, 3563546, 4581702, 5345319, 7127092, 9163404, 10690638, 16035957, 21381276, 32071914, 64143828]

約数ペア:

[(1, 64143828), (2, 32071914), (3, 21381276), (4, 16035957), (6, 10690638), (7, 9163404), (9, 7127092), (12, 5345319), (14, 4581702), (18, 3563546), (21, 3054468), (28, 2290851), (36, 1781773), (42, 1527234), (63, 1018156), (84, 763617), (126, 509078), (252, 254539), (331, 193788), (662, 96894), (769, 83412), (993, 64596), (1324, 48447), (1538, 41706), (1986, 32298), (2307, 27804), (2317, 27684), (2979, 21532), (3076, 20853), (3972, 16149), (4614, 13902), (4634, 13842), (5383, 11916), (5958, 10766), (6921, 9268), (6951, 9228)]