31256442

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:705

約数の個数: 80

約数和(自身を含む): 82032192

約数和(自身を除く): 50775750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 81, 86, 126, 129, 162, 189, 258, 301, 378, 387, 567, 602, 641, 774, 903, 1134, 1161, 1282, 1806, 1923, 2322, 2709, 3483, 3846, 4487, 5418, 5769, 6966, 8127, 8974, 11538, 13461, 16254, 17307, 24381, 26922, 27563, 34614, 40383, 48762, 51921, 55126, 80766, 82689, 103842, 121149, 165378, 192941, 242298, 248067, 363447, 385882, 496134, 578823, 726894, 744201, 1157646, 1488402, 1736469, 2232603, 3472938, 4465206, 5209407, 10418814, 15628221, 31256442]

約数ペア:

[(1, 31256442), (2, 15628221), (3, 10418814), (6, 5209407), (7, 4465206), (9, 3472938), (14, 2232603), (18, 1736469), (21, 1488402), (27, 1157646), (42, 744201), (43, 726894), (54, 578823), (63, 496134), (81, 385882), (86, 363447), (126, 248067), (129, 242298), (162, 192941), (189, 165378), (258, 121149), (301, 103842), (378, 82689), (387, 80766), (567, 55126), (602, 51921), (641, 48762), (774, 40383), (903, 34614), (1134, 27563), (1161, 26922), (1282, 24381), (1806, 17307), (1923, 16254), (2322, 13461), (2709, 11538), (3483, 8974), (3846, 8127), (4487, 6966), (5418, 5769)]