211344364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1409}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 462389760

約数和(自身を除く): 251045396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 487, 974, 1409, 1948, 2818, 3409, 5357, 5636, 6818, 9863, 10714, 13636, 15499, 19726, 21428, 30998, 37499, 39452, 61996, 74998, 108493, 149996, 216986, 433972, 686183, 1372366, 2744732, 4803281, 7548013, 9606562, 15096026, 19213124, 30192052, 52836091, 105672182, 211344364]

約数ペア:

[(1, 211344364), (2, 105672182), (4, 52836091), (7, 30192052), (11, 19213124), (14, 15096026), (22, 9606562), (28, 7548013), (44, 4803281), (77, 2744732), (154, 1372366), (308, 686183), (487, 433972), (974, 216986), (1409, 149996), (1948, 108493), (2818, 74998), (3409, 61996), (5357, 39452), (5636, 37499), (6818, 30998), (9863, 21428), (10714, 19726), (13636, 15499)]