870858296

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{128521}}^1$

素因数の和:128556

約数の個数: 48

約数和(自身を含む): 2051211120

約数和(自身を除く): 1180352824

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 6776, 128521, 257042, 514084, 899647, 1028168, 1413731, 1799294, 2827462, 3598588, 5654924, 7197176, 9896117, 11309848, 15551041, 19792234, 31102082, 39584468, 62204164, 79168936, 108857287, 124408328, 217714574, 435429148, 870858296]

約数ペア:

[(1, 870858296), (2, 435429148), (4, 217714574), (7, 124408328), (8, 108857287), (11, 79168936), (14, 62204164), (22, 39584468), (28, 31102082), (44, 19792234), (56, 15551041), (77, 11309848), (88, 9896117), (121, 7197176), (154, 5654924), (242, 3598588), (308, 2827462), (484, 1799294), (616, 1413731), (847, 1028168), (968, 899647), (1694, 514084), (3388, 257042), (6776, 128521)]