16613751

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 13246089

約数列:

[1, 3, 7, 11, 21, 23, 33, 53, 59, 69, 77, 159, 161, 177, 231, 253, 371, 413, 483, 583, 649, 759, 1113, 1219, 1239, 1357, 1749, 1771, 1947, 3127, 3657, 4071, 4081, 4543, 5313, 8533, 9381, 9499, 12243, 13409, 13629, 14927, 21889, 25599, 28497, 34397, 40227, 44781, 65667, 71921, 93863, 103191, 104489, 215763, 240779, 281589, 313467, 503447, 722337, 791131, 1510341, 2373393, 5537917, 16613751]

約数ペア:

[(1, 16613751), (3, 5537917), (7, 2373393), (11, 1510341), (21, 791131), (23, 722337), (33, 503447), (53, 313467), (59, 281589), (69, 240779), (77, 215763), (159, 104489), (161, 103191), (177, 93863), (231, 71921), (253, 65667), (371, 44781), (413, 40227), (483, 34397), (583, 28497), (649, 25599), (759, 21889), (1113, 14927), (1219, 13629), (1239, 13409), (1357, 12243), (1749, 9499), (1771, 9381), (1947, 8533), (3127, 5313), (3657, 4543), (4071, 4081)]