1281362004

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{304217}}^1$

素因数の和:304246

約数の個数: 60

約数和(自身を含む): 3607417044

約数和(自身を除く): 2326055040

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 304217, 608434, 912651, 1216868, 1825302, 2737953, 3650604, 3954821, 5475906, 7909642, 8213859, 10951812, 11864463, 15819284, 16427718, 23728926, 24641577, 32855436, 35593389, 47457852, 49283154, 71186778, 98566308, 106780167, 142373556, 213560334, 320340501, 427120668, 640681002, 1281362004]

約数ペア:

[(1, 1281362004), (2, 640681002), (3, 427120668), (4, 320340501), (6, 213560334), (9, 142373556), (12, 106780167), (13, 98566308), (18, 71186778), (26, 49283154), (27, 47457852), (36, 35593389), (39, 32855436), (52, 24641577), (54, 23728926), (78, 16427718), (81, 15819284), (108, 11864463), (117, 10951812), (156, 8213859), (162, 7909642), (234, 5475906), (324, 3954821), (351, 3650604), (468, 2737953), (702, 1825302), (1053, 1216868), (1404, 912651), (2106, 608434), (4212, 304217)]