3961828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 7595000

約数和(自身を除く): 3633172

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1249, 1586, 2498, 3172, 4996, 16237, 32474, 64948, 76189, 152378, 304756, 990457, 1980914, 3961828]

約数ペア:

[(1, 3961828), (2, 1980914), (4, 990457), (13, 304756), (26, 152378), (52, 76189), (61, 64948), (122, 32474), (244, 16237), (793, 4996), (1249, 3172), (1586, 2498)]