820265394

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{353}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 1830786048

約数和(自身を除く): 1010520654

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 353, 403, 706, 806, 961, 1059, 1209, 1922, 2118, 2418, 2883, 4589, 5766, 9178, 10943, 12493, 13767, 21886, 24986, 27534, 29791, 32829, 37479, 59582, 65658, 74958, 89373, 142259, 178746, 284518, 339233, 387283, 426777, 678466, 774566, 853554, 1017699, 1161849, 2035398, 2323698, 4410029, 8820058, 10516223, 13230087, 21032446, 26460174, 31548669, 63097338, 136710899, 273421798, 410132697, 820265394]

約数ペア:

[(1, 820265394), (2, 410132697), (3, 273421798), (6, 136710899), (13, 63097338), (26, 31548669), (31, 26460174), (39, 21032446), (62, 13230087), (78, 10516223), (93, 8820058), (186, 4410029), (353, 2323698), (403, 2035398), (706, 1161849), (806, 1017699), (961, 853554), (1059, 774566), (1209, 678466), (1922, 426777), (2118, 387283), (2418, 339233), (2883, 284518), (4589, 178746), (5766, 142259), (9178, 89373), (10943, 74958), (12493, 65658), (13767, 59582), (21886, 37479), (24986, 32829), (27534, 29791)]