207171921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 309730176

約数和(自身を除く): 102558255

約数列:

[1, 3, 11, 33, 61, 97, 183, 291, 671, 1061, 1067, 2013, 3183, 3201, 5917, 11671, 17751, 35013, 64721, 65087, 102917, 194163, 195261, 308751, 711931, 1132087, 2135793, 3396261, 6277937, 18833811, 69057307, 207171921]

約数ペア:

[(1, 207171921), (3, 69057307), (11, 18833811), (33, 6277937), (61, 3396261), (97, 2135793), (183, 1132087), (291, 711931), (671, 308751), (1061, 195261), (1067, 194163), (2013, 102917), (3183, 65087), (3201, 64721), (5917, 35013), (11671, 17751)]