28161432

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{3343}}^1$

素因数の和:3374

約数の個数: 80

約数和(自身を含む): 84971040

約数和(自身を除く): 56809608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 3343, 4212, 6686, 8424, 10029, 13372, 20058, 26744, 30087, 40116, 43459, 60174, 80232, 86918, 90261, 120348, 130377, 173836, 180522, 240696, 260754, 270783, 347672, 361044, 391131, 521508, 541566, 722088, 782262, 1043016, 1083132, 1173393, 1564524, 2166264, 2346786, 3129048, 3520179, 4693572, 7040358, 9387144, 14080716, 28161432]

約数ペア:

[(1, 28161432), (2, 14080716), (3, 9387144), (4, 7040358), (6, 4693572), (8, 3520179), (9, 3129048), (12, 2346786), (13, 2166264), (18, 1564524), (24, 1173393), (26, 1083132), (27, 1043016), (36, 782262), (39, 722088), (52, 541566), (54, 521508), (72, 391131), (78, 361044), (81, 347672), (104, 270783), (108, 260754), (117, 240696), (156, 180522), (162, 173836), (216, 130377), (234, 120348), (312, 90261), (324, 86918), (351, 80232), (468, 60174), (648, 43459), (702, 40116), (936, 30087), (1053, 26744), (1404, 20058), (2106, 13372), (2808, 10029), (3343, 8424), (4212, 6686)]