12129728

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:325

約数の個数: 56

約数和(自身を含む): 26456640

約数和(自身を除く): 14326912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 239, 244, 416, 478, 488, 793, 832, 956, 976, 1586, 1912, 1952, 3107, 3172, 3824, 3904, 6214, 6344, 7648, 12428, 12688, 14579, 15296, 24856, 25376, 29158, 49712, 50752, 58316, 99424, 116632, 189527, 198848, 233264, 379054, 466528, 758108, 933056, 1516216, 3032432, 6064864, 12129728]

約数ペア:

[(1, 12129728), (2, 6064864), (4, 3032432), (8, 1516216), (13, 933056), (16, 758108), (26, 466528), (32, 379054), (52, 233264), (61, 198848), (64, 189527), (104, 116632), (122, 99424), (208, 58316), (239, 50752), (244, 49712), (416, 29158), (478, 25376), (488, 24856), (793, 15296), (832, 14579), (956, 12688), (976, 12428), (1586, 7648), (1912, 6344), (1952, 6214), (3107, 3904), (3172, 3824)]