8899821

素因数分解:

$3^3\times 7^3\times {\mathrm{31}}^2$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 15888000

約数和(自身を除く): 6988179

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 343, 441, 651, 837, 961, 1029, 1323, 1519, 1953, 2883, 3087, 4557, 5859, 6727, 8649, 9261, 10633, 13671, 20181, 25947, 31899, 41013, 47089, 60543, 95697, 141267, 181629, 287091, 329623, 423801, 988869, 1271403, 2966607, 8899821]

約数ペア:

[(1, 8899821), (3, 2966607), (7, 1271403), (9, 988869), (21, 423801), (27, 329623), (31, 287091), (49, 181629), (63, 141267), (93, 95697), (147, 60543), (189, 47089), (217, 41013), (279, 31899), (343, 25947), (441, 20181), (651, 13671), (837, 10633), (961, 9261), (1029, 8649), (1323, 6727), (1519, 5859), (1953, 4557), (2883, 3087)]