289928394

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{2909}}^1$

素因数の和:3044

約数の個数: 72

約数和(自身を含む): 737458020

約数和(自身を除く): 447529626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 113, 126, 147, 226, 294, 339, 441, 678, 791, 882, 1017, 1582, 2034, 2373, 2909, 4746, 5537, 5818, 7119, 8727, 11074, 14238, 16611, 17454, 20363, 26181, 33222, 40726, 49833, 52362, 61089, 99666, 122178, 142541, 183267, 285082, 328717, 366534, 427623, 657434, 855246, 986151, 1282869, 1972302, 2301019, 2565738, 2958453, 4602038, 5916906, 6903057, 13806114, 16107133, 20709171, 32214266, 41418342, 48321399, 96642798, 144964197, 289928394]

約数ペア:

[(1, 289928394), (2, 144964197), (3, 96642798), (6, 48321399), (7, 41418342), (9, 32214266), (14, 20709171), (18, 16107133), (21, 13806114), (42, 6903057), (49, 5916906), (63, 4602038), (98, 2958453), (113, 2565738), (126, 2301019), (147, 1972302), (226, 1282869), (294, 986151), (339, 855246), (441, 657434), (678, 427623), (791, 366534), (882, 328717), (1017, 285082), (1582, 183267), (2034, 142541), (2373, 122178), (2909, 99666), (4746, 61089), (5537, 52362), (5818, 49833), (7119, 40726), (8727, 33222), (11074, 26181), (14238, 20363), (16611, 17454)]