1271403

素因数分解:

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

素因数の和:85

約数の個数: 36

約数和(自身を含む): 2264040

約数和(自身を除く): 992637

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 961, 1323, 1519, 1953, 2883, 4557, 5859, 6727, 8649, 13671, 20181, 25947, 41013, 47089, 60543, 141267, 181629, 423801, 1271403]

約数ペア:

[(1, 1271403), (3, 423801), (7, 181629), (9, 141267), (21, 60543), (27, 47089), (31, 41013), (49, 25947), (63, 20181), (93, 13671), (147, 8649), (189, 6727), (217, 5859), (279, 4557), (441, 2883), (651, 1953), (837, 1519), (961, 1323)]