438175088

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{1237}}^1$

素因数の和:1402

約数の個数: 60

約数和(自身を含む): 927058968

約数和(自身を除く): 488883880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 169, 208, 262, 338, 524, 676, 1048, 1237, 1352, 1703, 2096, 2474, 2704, 3406, 4948, 6812, 9896, 13624, 16081, 19792, 22139, 27248, 32162, 44278, 64324, 88556, 128648, 162047, 177112, 209053, 257296, 324094, 354224, 418106, 648188, 836212, 1296376, 1672424, 2106611, 2592752, 3344848, 4213222, 8426444, 16852888, 27385943, 33705776, 54771886, 109543772, 219087544, 438175088]

約数ペア:

[(1, 438175088), (2, 219087544), (4, 109543772), (8, 54771886), (13, 33705776), (16, 27385943), (26, 16852888), (52, 8426444), (104, 4213222), (131, 3344848), (169, 2592752), (208, 2106611), (262, 1672424), (338, 1296376), (524, 836212), (676, 648188), (1048, 418106), (1237, 354224), (1352, 324094), (1703, 257296), (2096, 209053), (2474, 177112), (2704, 162047), (3406, 128648), (4948, 88556), (6812, 64324), (9896, 44278), (13624, 32162), (16081, 27248), (19792, 22139)]