81853359

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 128024064

約数和(自身を除く): 46170705

約数列:

[1, 3, 7, 21, 53, 159, 251, 293, 371, 753, 879, 1113, 1757, 2051, 5271, 6153, 13303, 15529, 39909, 46587, 73543, 93121, 108703, 220629, 279363, 326109, 514801, 1544403, 3897779, 11693337, 27284453, 81853359]

約数ペア:

[(1, 81853359), (3, 27284453), (7, 11693337), (21, 3897779), (53, 1544403), (159, 514801), (251, 326109), (293, 279363), (371, 220629), (753, 108703), (879, 93121), (1113, 73543), (1757, 46587), (2051, 39909), (5271, 15529), (6153, 13303)]