3802383

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 6423648

約数和(自身を除く): 2621265

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 157, 207, 299, 351, 471, 621, 897, 1053, 1413, 1863, 2041, 2691, 3611, 4239, 6123, 8073, 10833, 12717, 18369, 24219, 32499, 46943, 55107, 97497, 140829, 165321, 292491, 422487, 1267461, 3802383]

約数ペア:

[(1, 3802383), (3, 1267461), (9, 422487), (13, 292491), (23, 165321), (27, 140829), (39, 97497), (69, 55107), (81, 46943), (117, 32499), (157, 24219), (207, 18369), (299, 12717), (351, 10833), (471, 8073), (621, 6123), (897, 4239), (1053, 3611), (1413, 2691), (1863, 2041)]