142758609

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 236390400

約数和(自身を除く): 93631791

約数列:

[1, 3, 7, 19, 21, 49, 57, 79, 133, 147, 237, 399, 553, 647, 931, 1501, 1659, 1941, 2793, 3871, 4503, 4529, 10507, 11613, 12293, 13587, 31521, 31703, 36879, 51113, 73549, 86051, 95109, 153339, 220647, 258153, 357791, 602357, 971147, 1073373, 1807071, 2504537, 2913441, 6798029, 7513611, 20394087, 47586203, 142758609]

約数ペア:

[(1, 142758609), (3, 47586203), (7, 20394087), (19, 7513611), (21, 6798029), (49, 2913441), (57, 2504537), (79, 1807071), (133, 1073373), (147, 971147), (237, 602357), (399, 357791), (553, 258153), (647, 220647), (931, 153339), (1501, 95109), (1659, 86051), (1941, 73549), (2793, 51113), (3871, 36879), (4503, 31703), (4529, 31521), (10507, 13587), (11613, 12293)]