71470221

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 102187008

約数和(自身を除く): 30716787

約数列:

[1, 3, 31, 47, 83, 93, 141, 197, 249, 591, 1457, 2573, 3901, 4371, 6107, 7719, 9259, 11703, 16351, 18321, 27777, 49053, 120931, 287029, 362793, 506881, 768497, 861087, 1520643, 2305491, 23823407, 71470221]

約数ペア:

[(1, 71470221), (3, 23823407), (31, 2305491), (47, 1520643), (83, 861087), (93, 768497), (141, 506881), (197, 362793), (249, 287029), (591, 120931), (1457, 49053), (2573, 27777), (3901, 18321), (4371, 16351), (6107, 11703), (7719, 9259)]