78162018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 178657920

約数和(自身を除く): 100495902

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 97, 174, 194, 291, 319, 421, 582, 638, 842, 957, 1067, 1263, 1914, 2134, 2526, 2813, 3201, 4631, 5626, 6402, 8439, 9262, 12209, 13893, 16878, 24418, 27786, 30943, 36627, 40837, 61886, 73254, 81674, 92829, 122511, 134299, 185658, 245022, 268598, 402897, 449207, 805794, 898414, 1184273, 1347621, 2368546, 2695242, 3552819, 7105638, 13027003, 26054006, 39081009, 78162018]

約数ペア:

[(1, 78162018), (2, 39081009), (3, 26054006), (6, 13027003), (11, 7105638), (22, 3552819), (29, 2695242), (33, 2368546), (58, 1347621), (66, 1184273), (87, 898414), (97, 805794), (174, 449207), (194, 402897), (291, 268598), (319, 245022), (421, 185658), (582, 134299), (638, 122511), (842, 92829), (957, 81674), (1067, 73254), (1263, 61886), (1914, 40837), (2134, 36627), (2526, 30943), (2813, 27786), (3201, 24418), (4631, 16878), (5626, 13893), (6402, 12209), (8439, 9262)]