2605395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 4644864

約数和(自身を除く): 2039469

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 431, 465, 1209, 1293, 2015, 2155, 5603, 6045, 6465, 13361, 16809, 28015, 40083, 66805, 84045, 173693, 200415, 521079, 868465, 2605395]

約数ペア:

[(1, 2605395), (3, 868465), (5, 521079), (13, 200415), (15, 173693), (31, 84045), (39, 66805), (65, 40083), (93, 28015), (155, 16809), (195, 13361), (403, 6465), (431, 6045), (465, 5603), (1209, 2155), (1293, 2015)]