16913043

素因数分解:

$3^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 29609216

約数和(自身を除く): 12696173

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 163, 183, 189, 243, 427, 489, 549, 567, 1141, 1281, 1467, 1647, 1701, 3423, 3843, 4401, 4941, 9943, 10269, 11529, 13203, 14823, 29829, 30807, 34587, 39609, 69601, 89487, 92421, 103761, 208803, 268461, 277263, 626409, 805383, 1879227, 2416149, 5637681, 16913043]

約数ペア:

[(1, 16913043), (3, 5637681), (7, 2416149), (9, 1879227), (21, 805383), (27, 626409), (61, 277263), (63, 268461), (81, 208803), (163, 103761), (183, 92421), (189, 89487), (243, 69601), (427, 39609), (489, 34587), (549, 30807), (567, 29829), (1141, 14823), (1281, 13203), (1467, 11529), (1647, 10269), (1701, 9943), (3423, 4941), (3843, 4401)]