1557366966

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{6659}}^1$

素因数の和:6802

約数の個数: 64

約数和(自身を含む): 3567628800

約数和(自身を除く): 2010261834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 71, 122, 142, 183, 213, 366, 426, 549, 639, 1098, 1278, 1647, 1917, 3294, 3834, 4331, 6659, 8662, 12993, 13318, 19977, 25986, 38979, 39954, 59931, 77958, 116937, 119862, 179793, 233874, 359586, 406199, 472789, 812398, 945578, 1218597, 1418367, 2437194, 2836734, 3655791, 4255101, 7311582, 8510202, 10967373, 12765303, 21934746, 25530606, 28840129, 57680258, 86520387, 173040774, 259561161, 519122322, 778683483, 1557366966]

約数ペア:

[(1, 1557366966), (2, 778683483), (3, 519122322), (6, 259561161), (9, 173040774), (18, 86520387), (27, 57680258), (54, 28840129), (61, 25530606), (71, 21934746), (122, 12765303), (142, 10967373), (183, 8510202), (213, 7311582), (366, 4255101), (426, 3655791), (549, 2836734), (639, 2437194), (1098, 1418367), (1278, 1218597), (1647, 945578), (1917, 812398), (3294, 472789), (3834, 406199), (4331, 359586), (6659, 233874), (8662, 179793), (12993, 119862), (13318, 116937), (19977, 77958), (25986, 59931), (38979, 39954)]