16240419

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 26968032

約数和(自身を除く): 10727613

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 97, 117, 159, 243, 291, 351, 477, 689, 873, 1053, 1261, 1431, 2067, 2619, 3159, 3783, 4293, 5141, 6201, 7857, 11349, 12879, 15423, 18603, 23571, 34047, 46269, 55809, 66833, 102141, 138807, 167427, 200499, 306423, 416421, 601497, 1249263, 1804491, 5413473, 16240419]

約数ペア:

[(1, 16240419), (3, 5413473), (9, 1804491), (13, 1249263), (27, 601497), (39, 416421), (53, 306423), (81, 200499), (97, 167427), (117, 138807), (159, 102141), (243, 66833), (291, 55809), (351, 46269), (477, 34047), (689, 23571), (873, 18603), (1053, 15423), (1261, 12879), (1431, 11349), (2067, 7857), (2619, 6201), (3159, 5141), (3783, 4293)]