25358289

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 12795951

約数列:

[1, 3, 11, 33, 71, 79, 137, 213, 237, 411, 781, 869, 1507, 2343, 2607, 4521, 5609, 9727, 10823, 16827, 29181, 32469, 61699, 106997, 119053, 185097, 320991, 357159, 768433, 2305299, 8452763, 25358289]

約数ペア:

[(1, 25358289), (3, 8452763), (11, 2305299), (33, 768433), (71, 357159), (79, 320991), (137, 185097), (213, 119053), (237, 106997), (411, 61699), (781, 32469), (869, 29181), (1507, 16827), (2343, 10823), (2607, 9727), (4521, 5609)]