355342078

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 674085888

約数和(自身を除く): 318743810

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 107, 142, 182, 214, 257, 497, 514, 749, 923, 994, 1391, 1498, 1799, 1846, 2782, 3341, 3598, 6461, 6682, 7597, 9737, 12922, 15194, 18247, 19474, 23387, 27499, 36494, 46774, 53179, 54998, 98761, 106358, 127729, 192493, 197522, 237211, 255458, 357487, 384986, 474422, 691327, 714974, 1382654, 1660477, 1952429, 2502409, 3320954, 3904858, 5004818, 13667003, 25381577, 27334006, 50763154, 177671039, 355342078]

約数ペア:

[(1, 355342078), (2, 177671039), (7, 50763154), (13, 27334006), (14, 25381577), (26, 13667003), (71, 5004818), (91, 3904858), (107, 3320954), (142, 2502409), (182, 1952429), (214, 1660477), (257, 1382654), (497, 714974), (514, 691327), (749, 474422), (923, 384986), (994, 357487), (1391, 255458), (1498, 237211), (1799, 197522), (1846, 192493), (2782, 127729), (3341, 106358), (3598, 98761), (6461, 54998), (6682, 53179), (7597, 46774), (9737, 36494), (12922, 27499), (15194, 23387), (18247, 19474)]