217838306

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 423014400

約数和(自身を除く): 205176094

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 67, 119, 133, 134, 238, 266, 323, 469, 646, 719, 938, 1139, 1273, 1438, 2261, 2278, 2546, 4522, 5033, 7973, 8911, 10066, 12223, 13661, 15946, 17822, 21641, 24446, 27322, 43282, 48173, 85561, 95627, 96346, 151487, 171122, 191254, 232237, 302974, 337211, 464474, 674422, 818941, 915287, 1625659, 1637882, 1830574, 3251318, 5732587, 6407009, 11465174, 12814018, 15559879, 31119758, 108919153, 217838306]

約数ペア:

[(1, 217838306), (2, 108919153), (7, 31119758), (14, 15559879), (17, 12814018), (19, 11465174), (34, 6407009), (38, 5732587), (67, 3251318), (119, 1830574), (133, 1637882), (134, 1625659), (238, 915287), (266, 818941), (323, 674422), (469, 464474), (646, 337211), (719, 302974), (938, 232237), (1139, 191254), (1273, 171122), (1438, 151487), (2261, 96346), (2278, 95627), (2546, 85561), (4522, 48173), (5033, 43282), (7973, 27322), (8911, 24446), (10066, 21641), (12223, 17822), (13661, 15946)]