8638168

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 20793600

約数和(自身を除く): 12155432

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 88, 148, 154, 259, 296, 308, 379, 407, 518, 616, 758, 814, 1036, 1516, 1628, 2072, 2653, 2849, 3032, 3256, 4169, 5306, 5698, 8338, 10612, 11396, 14023, 16676, 21224, 22792, 28046, 29183, 33352, 56092, 58366, 98161, 112184, 116732, 154253, 196322, 233464, 308506, 392644, 617012, 785288, 1079771, 1234024, 2159542, 4319084, 8638168]

約数ペア:

[(1, 8638168), (2, 4319084), (4, 2159542), (7, 1234024), (8, 1079771), (11, 785288), (14, 617012), (22, 392644), (28, 308506), (37, 233464), (44, 196322), (56, 154253), (74, 116732), (77, 112184), (88, 98161), (148, 58366), (154, 56092), (259, 33352), (296, 29183), (308, 28046), (379, 22792), (407, 21224), (518, 16676), (616, 14023), (758, 11396), (814, 10612), (1036, 8338), (1516, 5698), (1628, 5306), (2072, 4169), (2653, 3256), (2849, 3032)]