27801928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{373}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 65704320

約数和(自身を除く): 37902392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 373, 484, 616, 746, 847, 968, 1331, 1492, 1694, 2611, 2662, 2984, 3388, 4103, 5222, 5324, 6776, 8206, 9317, 10444, 10648, 16412, 18634, 20888, 28721, 32824, 37268, 45133, 57442, 74536, 90266, 114884, 180532, 229768, 315931, 361064, 496463, 631862, 992926, 1263724, 1985852, 2527448, 3475241, 3971704, 6950482, 13900964, 27801928]

約数ペア:

[(1, 27801928), (2, 13900964), (4, 6950482), (7, 3971704), (8, 3475241), (11, 2527448), (14, 1985852), (22, 1263724), (28, 992926), (44, 631862), (56, 496463), (77, 361064), (88, 315931), (121, 229768), (154, 180532), (242, 114884), (308, 90266), (373, 74536), (484, 57442), (616, 45133), (746, 37268), (847, 32824), (968, 28721), (1331, 20888), (1492, 18634), (1694, 16412), (2611, 10648), (2662, 10444), (2984, 9317), (3388, 8206), (4103, 6776), (5222, 5324)]