291223966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{5039}}^1$

素因数の和:5160

約数の個数: 32

約数和(自身を含む): 496419840

約数和(自身を除く): 205195874

約数列:

[1, 2, 11, 22, 37, 71, 74, 142, 407, 781, 814, 1562, 2627, 5039, 5254, 10078, 28897, 55429, 57794, 110858, 186443, 357769, 372886, 715538, 2050873, 3935459, 4101746, 7870918, 13237453, 26474906, 145611983, 291223966]

約数ペア:

[(1, 291223966), (2, 145611983), (11, 26474906), (22, 13237453), (37, 7870918), (71, 4101746), (74, 3935459), (142, 2050873), (407, 715538), (781, 372886), (814, 357769), (1562, 186443), (2627, 110858), (5039, 57794), (5254, 55429), (10078, 28897)]