389621268

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2749}}^1$

素因数の和:2917

約数の個数: 72

約数和(自身を含む): 1025024000

約数和(自身を除く): 635402732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 127, 186, 254, 279, 372, 381, 508, 558, 762, 1116, 1143, 1524, 2286, 2749, 3937, 4572, 5498, 7874, 8247, 10996, 11811, 15748, 16494, 23622, 24741, 32988, 35433, 47244, 49482, 70866, 85219, 98964, 141732, 170438, 255657, 340876, 349123, 511314, 698246, 766971, 1022628, 1047369, 1396492, 1533942, 2094738, 3067884, 3142107, 4189476, 6284214, 10822813, 12568428, 21645626, 32468439, 43291252, 64936878, 97405317, 129873756, 194810634, 389621268]

約数ペア:

[(1, 389621268), (2, 194810634), (3, 129873756), (4, 97405317), (6, 64936878), (9, 43291252), (12, 32468439), (18, 21645626), (31, 12568428), (36, 10822813), (62, 6284214), (93, 4189476), (124, 3142107), (127, 3067884), (186, 2094738), (254, 1533942), (279, 1396492), (372, 1047369), (381, 1022628), (508, 766971), (558, 698246), (762, 511314), (1116, 349123), (1143, 340876), (1524, 255657), (2286, 170438), (2749, 141732), (3937, 98964), (4572, 85219), (5498, 70866), (7874, 49482), (8247, 47244), (10996, 35433), (11811, 32988), (15748, 24741), (16494, 23622)]