668382078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{3911}}^1$

素因数の和:4249

約数の個数: 64

約数和(自身を含む): 1650926592

約数和(自身を除く): 982544514

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 313, 546, 626, 939, 1878, 2191, 3911, 4069, 4382, 6573, 7822, 8138, 11733, 12207, 13146, 23466, 24414, 27377, 28483, 50843, 54754, 56966, 82131, 85449, 101686, 152529, 164262, 170898, 305058, 355901, 711802, 1067703, 1224143, 2135406, 2448286, 3672429, 7344858, 8569001, 15913859, 17138002, 25707003, 31827718, 47741577, 51414006, 95483154, 111397013, 222794026, 334191039, 668382078]

約数ペア:

[(1, 668382078), (2, 334191039), (3, 222794026), (6, 111397013), (7, 95483154), (13, 51414006), (14, 47741577), (21, 31827718), (26, 25707003), (39, 17138002), (42, 15913859), (78, 8569001), (91, 7344858), (182, 3672429), (273, 2448286), (313, 2135406), (546, 1224143), (626, 1067703), (939, 711802), (1878, 355901), (2191, 305058), (3911, 170898), (4069, 164262), (4382, 152529), (6573, 101686), (7822, 85449), (8138, 82131), (11733, 56966), (12207, 54754), (13146, 50843), (23466, 28483), (24414, 27377)]