643159308

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131687}}^1$

素因数の和:131742

約数の個数: 48

約数和(自身を含む): 1681392384

約数和(自身を除く): 1038233076

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 132, 148, 222, 407, 444, 814, 1221, 1628, 2442, 4884, 131687, 263374, 395061, 526748, 790122, 1448557, 1580244, 2897114, 4345671, 4872419, 5794228, 8691342, 9744838, 14617257, 17382684, 19489676, 29234514, 53596609, 58469028, 107193218, 160789827, 214386436, 321579654, 643159308]

約数ペア:

[(1, 643159308), (2, 321579654), (3, 214386436), (4, 160789827), (6, 107193218), (11, 58469028), (12, 53596609), (22, 29234514), (33, 19489676), (37, 17382684), (44, 14617257), (66, 9744838), (74, 8691342), (111, 5794228), (132, 4872419), (148, 4345671), (222, 2897114), (407, 1580244), (444, 1448557), (814, 790122), (1221, 526748), (1628, 395061), (2442, 263374), (4884, 131687)]