28157271948

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{691553}}^1$

素因数の和:691608

約数の個数: 96

約数和(自身を含む): 81326750400

約数和(自身を除く): 53169478452

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 29, 36, 39, 52, 54, 58, 78, 87, 108, 116, 117, 156, 174, 234, 261, 348, 351, 377, 468, 522, 702, 754, 783, 1044, 1131, 1404, 1508, 1566, 2262, 3132, 3393, 4524, 6786, 10179, 13572, 20358, 40716, 691553, 1383106, 2074659, 2766212, 4149318, 6223977, 8298636, 8990189, 12447954, 17980378, 18671931, 20055037, 24895908, 26970567, 35960756, 37343862, 40110074, 53941134, 60165111, 74687724, 80220148, 80911701, 107882268, 120330222, 161823402, 180495333, 240660444, 242735103, 260715481, 323646804, 360990666, 485470206, 521430962, 541485999, 721981332, 782146443, 970940412, 1042861924, 1082971998, 1564292886, 2165943996, 2346439329, 3128585772, 4692878658, 7039317987, 9385757316, 14078635974, 28157271948]

約数ペア:

[(1, 28157271948), (2, 14078635974), (3, 9385757316), (4, 7039317987), (6, 4692878658), (9, 3128585772), (12, 2346439329), (13, 2165943996), (18, 1564292886), (26, 1082971998), (27, 1042861924), (29, 970940412), (36, 782146443), (39, 721981332), (52, 541485999), (54, 521430962), (58, 485470206), (78, 360990666), (87, 323646804), (108, 260715481), (116, 242735103), (117, 240660444), (156, 180495333), (174, 161823402), (234, 120330222), (261, 107882268), (348, 80911701), (351, 80220148), (377, 74687724), (468, 60165111), (522, 53941134), (702, 40110074), (754, 37343862), (783, 35960756), (1044, 26970567), (1131, 24895908), (1404, 20055037), (1508, 18671931), (1566, 17980378), (2262, 12447954), (3132, 8990189), (3393, 8298636), (4524, 6223977), (6786, 4149318), (10179, 2766212), (13572, 2074659), (20358, 1383106), (40716, 691553)]