28961244

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3257}}^1$

素因数の和:3299

約数の個数: 72

約数和(自身を含む): 83013840

約数和(自身を除く): 54052596

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 3257, 4446, 6514, 8892, 9771, 13028, 19542, 29313, 39084, 42341, 58626, 61883, 84682, 117252, 123766, 127023, 169364, 185649, 247532, 254046, 371298, 381069, 508092, 556947, 742596, 762138, 804479, 1113894, 1524276, 1608958, 2227788, 2413437, 3217916, 4826874, 7240311, 9653748, 14480622, 28961244]

約数ペア:

[(1, 28961244), (2, 14480622), (3, 9653748), (4, 7240311), (6, 4826874), (9, 3217916), (12, 2413437), (13, 2227788), (18, 1608958), (19, 1524276), (26, 1113894), (36, 804479), (38, 762138), (39, 742596), (52, 556947), (57, 508092), (76, 381069), (78, 371298), (114, 254046), (117, 247532), (156, 185649), (171, 169364), (228, 127023), (234, 123766), (247, 117252), (342, 84682), (468, 61883), (494, 58626), (684, 42341), (741, 39084), (988, 29313), (1482, 19542), (2223, 13028), (2964, 9771), (3257, 8892), (4446, 6514)]