155005487

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1$

素因数の和:2463

約数の個数: 32

約数和(自身を含む): 205578240

約数和(自身を除く): 50572753

約数列:

[1, 7, 13, 23, 31, 91, 161, 217, 299, 403, 713, 2093, 2389, 2821, 4991, 9269, 16723, 31057, 54947, 64883, 74059, 217399, 384629, 518413, 714311, 962767, 1703357, 5000177, 6739369, 11923499, 22143641, 155005487]

約数ペア:

[(1, 155005487), (7, 22143641), (13, 11923499), (23, 6739369), (31, 5000177), (91, 1703357), (161, 962767), (217, 714311), (299, 518413), (403, 384629), (713, 217399), (2093, 74059), (2389, 64883), (2821, 54947), (4991, 31057), (9269, 16723)]