15402009

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 24698880

約数和(自身を除く): 9296871

約数列:

[1, 3, 7, 21, 31, 59, 93, 177, 217, 401, 413, 651, 1203, 1239, 1829, 2807, 5487, 8421, 12431, 12803, 23659, 37293, 38409, 70977, 87017, 165613, 261051, 496839, 733429, 2200287, 5134003, 15402009]

約数ペア:

[(1, 15402009), (3, 5134003), (7, 2200287), (21, 733429), (31, 496839), (59, 261051), (93, 165613), (177, 87017), (217, 70977), (401, 38409), (413, 37293), (651, 23659), (1203, 12803), (1239, 12431), (1829, 8421), (2807, 5487)]