307216

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:239

約数の個数: 40

約数和(自身を含む): 736064

約数和(自身を除く): 428848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 211, 364, 422, 728, 844, 1456, 1477, 1688, 2743, 2954, 3376, 5486, 5908, 10972, 11816, 19201, 21944, 23632, 38402, 43888, 76804, 153608, 307216]

約数ペア:

[(1, 307216), (2, 153608), (4, 76804), (7, 43888), (8, 38402), (13, 23632), (14, 21944), (16, 19201), (26, 11816), (28, 10972), (52, 5908), (56, 5486), (91, 3376), (104, 2954), (112, 2743), (182, 1688), (208, 1477), (211, 1456), (364, 844), (422, 728)]