51739395

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 85100544

約数和(自身を除く): 33361149

約数列:

[1, 3, 5, 15, 53, 151, 159, 265, 431, 453, 755, 795, 1293, 2155, 2265, 6465, 8003, 22843, 24009, 40015, 65081, 68529, 114215, 120045, 195243, 325405, 342645, 976215, 3449293, 10347879, 17246465, 51739395]

約数ペア:

[(1, 51739395), (3, 17246465), (5, 10347879), (15, 3449293), (53, 976215), (151, 342645), (159, 325405), (265, 195243), (431, 120045), (453, 114215), (755, 68529), (795, 65081), (1293, 40015), (2155, 24009), (2265, 22843), (6465, 8003)]