129413144

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{241}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 286218240

約数和(自身を除く): 156805096

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 223, 241, 301, 344, 446, 482, 602, 892, 964, 1204, 1561, 1687, 1784, 1928, 2408, 3122, 3374, 6244, 6748, 9589, 10363, 12488, 13496, 19178, 20726, 38356, 41452, 53743, 67123, 72541, 76712, 82904, 107486, 134246, 145082, 214972, 268492, 290164, 376201, 429944, 536984, 580328, 752402, 1504804, 2310949, 3009608, 4621898, 9243796, 16176643, 18487592, 32353286, 64706572, 129413144]

約数ペア:

[(1, 129413144), (2, 64706572), (4, 32353286), (7, 18487592), (8, 16176643), (14, 9243796), (28, 4621898), (43, 3009608), (56, 2310949), (86, 1504804), (172, 752402), (223, 580328), (241, 536984), (301, 429944), (344, 376201), (446, 290164), (482, 268492), (602, 214972), (892, 145082), (964, 134246), (1204, 107486), (1561, 82904), (1687, 76712), (1784, 72541), (1928, 67123), (2408, 53743), (3122, 41452), (3374, 38356), (6244, 20726), (6748, 19178), (9589, 13496), (10363, 12488)]