53395857

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 85183488

約数和(自身を除く): 31787631

約数列:

[1, 3, 9, 23, 31, 53, 69, 93, 157, 159, 207, 279, 471, 477, 713, 1219, 1413, 1643, 2139, 3611, 3657, 4867, 4929, 6417, 8321, 10833, 10971, 14601, 14787, 24963, 32499, 37789, 43803, 74889, 111941, 113367, 191383, 257951, 335823, 340101, 574149, 773853, 1007469, 1722447, 2321559, 5932873, 17798619, 53395857]

約数ペア:

[(1, 53395857), (3, 17798619), (9, 5932873), (23, 2321559), (31, 1722447), (53, 1007469), (69, 773853), (93, 574149), (157, 340101), (159, 335823), (207, 257951), (279, 191383), (471, 113367), (477, 111941), (713, 74889), (1219, 43803), (1413, 37789), (1643, 32499), (2139, 24963), (3611, 14787), (3657, 14601), (4867, 10971), (4929, 10833), (6417, 8321)]