128917248

素因数分解:

$2^8\times 3^1\times {\mathrm{167861}}^1$

素因数の和:167880

約数の個数: 36

約数和(自身を含む): 343109928

約数和(自身を除く): 214192680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 167861, 335722, 503583, 671444, 1007166, 1342888, 2014332, 2685776, 4028664, 5371552, 8057328, 10743104, 16114656, 21486208, 32229312, 42972416, 64458624, 128917248]

約数ペア:

[(1, 128917248), (2, 64458624), (3, 42972416), (4, 32229312), (6, 21486208), (8, 16114656), (12, 10743104), (16, 8057328), (24, 5371552), (32, 4028664), (48, 2685776), (64, 2014332), (96, 1342888), (128, 1007166), (192, 671444), (256, 503583), (384, 335722), (768, 167861)]