72699165

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20981}}^1$

素因数の和:21010

約数の個数: 48

約数和(自身を含む): 157113216

約数和(自身を除く): 84414051

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 20981, 62943, 104905, 146867, 188829, 230791, 314715, 440601, 692373, 734335, 944145, 1153955, 1321803, 1615537, 2077119, 2203005, 3461865, 4846611, 6609015, 8077685, 10385595, 14539833, 24233055, 72699165]

約数ペア:

[(1, 72699165), (3, 24233055), (5, 14539833), (7, 10385595), (9, 8077685), (11, 6609015), (15, 4846611), (21, 3461865), (33, 2203005), (35, 2077119), (45, 1615537), (55, 1321803), (63, 1153955), (77, 944145), (99, 734335), (105, 692373), (165, 440601), (231, 314715), (315, 230791), (385, 188829), (495, 146867), (693, 104905), (1155, 62943), (3465, 20981)]