221609654

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7001}}^1$

素因数の和:7053

約数の個数: 48

約数和(自身を含む): 431043120

約数和(自身を除く): 209433466

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 98, 119, 133, 238, 266, 323, 646, 833, 931, 1666, 1862, 2261, 4522, 7001, 14002, 15827, 31654, 49007, 98014, 119017, 133019, 238034, 266038, 343049, 686098, 833119, 931133, 1666238, 1862266, 2261323, 4522646, 5831833, 6517931, 11663666, 13035862, 15829261, 31658522, 110804827, 221609654]

約数ペア:

[(1, 221609654), (2, 110804827), (7, 31658522), (14, 15829261), (17, 13035862), (19, 11663666), (34, 6517931), (38, 5831833), (49, 4522646), (98, 2261323), (119, 1862266), (133, 1666238), (238, 931133), (266, 833119), (323, 686098), (646, 343049), (833, 266038), (931, 238034), (1666, 133019), (1862, 119017), (2261, 98014), (4522, 49007), (7001, 31654), (14002, 15827)]