348962859

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 629020080

約数和(自身を除く): 280057221

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 89, 119, 147, 153, 267, 357, 441, 523, 623, 801, 833, 1071, 1513, 1569, 1869, 2499, 3661, 4361, 4539, 4707, 5607, 7497, 8891, 10591, 10983, 13083, 13617, 25627, 26673, 31773, 32949, 39249, 46547, 62237, 74137, 76881, 80019, 95319, 139641, 186711, 222411, 230643, 325829, 418923, 435659, 560133, 667233, 791299, 977487, 1306977, 2280803, 2373897, 2932461, 3920931, 5539093, 6842409, 7121691, 16617279, 20527227, 38773651, 49851837, 116320953, 348962859]

約数ペア:

[(1, 348962859), (3, 116320953), (7, 49851837), (9, 38773651), (17, 20527227), (21, 16617279), (49, 7121691), (51, 6842409), (63, 5539093), (89, 3920931), (119, 2932461), (147, 2373897), (153, 2280803), (267, 1306977), (357, 977487), (441, 791299), (523, 667233), (623, 560133), (801, 435659), (833, 418923), (1071, 325829), (1513, 230643), (1569, 222411), (1869, 186711), (2499, 139641), (3661, 95319), (4361, 80019), (4539, 76881), (4707, 74137), (5607, 62237), (7497, 46547), (8891, 39249), (10591, 32949), (10983, 31773), (13083, 26673), (13617, 25627)]