15680434

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 32348160

約数和(自身を除く): 16667726

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 77, 133, 154, 161, 209, 233, 253, 266, 322, 418, 437, 466, 506, 874, 1463, 1631, 1771, 2563, 2926, 3059, 3262, 3542, 4427, 4807, 5126, 5359, 6118, 8854, 9614, 10718, 17941, 30989, 33649, 35882, 37513, 48697, 58949, 61978, 67298, 75026, 97394, 101821, 117898, 203642, 340879, 412643, 681758, 712747, 825286, 1120031, 1425494, 2240062, 7840217, 15680434]

約数ペア:

[(1, 15680434), (2, 7840217), (7, 2240062), (11, 1425494), (14, 1120031), (19, 825286), (22, 712747), (23, 681758), (38, 412643), (46, 340879), (77, 203642), (133, 117898), (154, 101821), (161, 97394), (209, 75026), (233, 67298), (253, 61978), (266, 58949), (322, 48697), (418, 37513), (437, 35882), (466, 33649), (506, 30989), (874, 17941), (1463, 10718), (1631, 9614), (1771, 8854), (2563, 6118), (2926, 5359), (3059, 5126), (3262, 4807), (3542, 4427)]