1309505728

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{1039}}^1$

素因数の和:1517

約数の個数: 56

約数和(自身を含む): 2662732800

約数和(自身を除く): 1353227072

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 419, 752, 838, 1039, 1504, 1676, 2078, 3008, 3352, 4156, 6704, 8312, 13408, 16624, 19693, 26816, 33248, 39386, 48833, 66496, 78772, 97666, 157544, 195332, 315088, 390664, 435341, 630176, 781328, 870682, 1260352, 1562656, 1741364, 3125312, 3482728, 6965456, 13930912, 20461027, 27861824, 40922054, 81844108, 163688216, 327376432, 654752864, 1309505728]

約数ペア:

[(1, 1309505728), (2, 654752864), (4, 327376432), (8, 163688216), (16, 81844108), (32, 40922054), (47, 27861824), (64, 20461027), (94, 13930912), (188, 6965456), (376, 3482728), (419, 3125312), (752, 1741364), (838, 1562656), (1039, 1260352), (1504, 870682), (1676, 781328), (2078, 630176), (3008, 435341), (3352, 390664), (4156, 315088), (6704, 195332), (8312, 157544), (13408, 97666), (16624, 78772), (19693, 66496), (26816, 48833), (33248, 39386)]