8879156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 19714464

約数和(自身を除く): 10835308

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 43, 44, 52, 76, 86, 143, 172, 209, 247, 286, 361, 418, 473, 494, 559, 572, 722, 817, 836, 946, 988, 1118, 1444, 1634, 1892, 2236, 2717, 3268, 3971, 4693, 5434, 6149, 7942, 8987, 9386, 10621, 10868, 12298, 15523, 15884, 17974, 18772, 21242, 24596, 31046, 35948, 42484, 51623, 62092, 103246, 116831, 170753, 201799, 206492, 233662, 341506, 403598, 467324, 683012, 807196, 2219789, 4439578, 8879156]

約数ペア:

[(1, 8879156), (2, 4439578), (4, 2219789), (11, 807196), (13, 683012), (19, 467324), (22, 403598), (26, 341506), (38, 233662), (43, 206492), (44, 201799), (52, 170753), (76, 116831), (86, 103246), (143, 62092), (172, 51623), (209, 42484), (247, 35948), (286, 31046), (361, 24596), (418, 21242), (473, 18772), (494, 17974), (559, 15884), (572, 15523), (722, 12298), (817, 10868), (836, 10621), (946, 9386), (988, 8987), (1118, 7942), (1444, 6149), (1634, 5434), (1892, 4693), (2236, 3971), (2717, 3268)]