15691648

素因数分解:

$2^7\times 7^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 36328320

約数和(自身を除く): 20636672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 128, 166, 211, 224, 332, 422, 448, 581, 664, 844, 896, 1162, 1328, 1477, 1688, 2324, 2656, 2954, 3376, 4648, 5312, 5908, 6752, 9296, 10624, 11816, 13504, 17513, 18592, 23632, 27008, 35026, 37184, 47264, 70052, 74368, 94528, 122591, 140104, 189056, 245182, 280208, 490364, 560416, 980728, 1120832, 1961456, 2241664, 3922912, 7845824, 15691648]

約数ペア:

[(1, 15691648), (2, 7845824), (4, 3922912), (7, 2241664), (8, 1961456), (14, 1120832), (16, 980728), (28, 560416), (32, 490364), (56, 280208), (64, 245182), (83, 189056), (112, 140104), (128, 122591), (166, 94528), (211, 74368), (224, 70052), (332, 47264), (422, 37184), (448, 35026), (581, 27008), (664, 23632), (844, 18592), (896, 17513), (1162, 13504), (1328, 11816), (1477, 10624), (1688, 9296), (2324, 6752), (2656, 5908), (2954, 5312), (3376, 4648)]