26531428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 60060672

約数和(自身を除く): 33529244

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 121, 154, 164, 191, 242, 287, 308, 382, 451, 484, 574, 764, 847, 902, 1148, 1337, 1694, 1804, 2101, 2674, 3157, 3388, 4202, 4961, 5348, 6314, 7831, 8404, 9922, 12628, 14707, 15662, 19844, 23111, 29414, 31324, 34727, 46222, 54817, 58828, 69454, 86141, 92444, 109634, 138908, 161777, 172282, 219268, 323554, 344564, 602987, 647108, 947551, 1205974, 1895102, 2411948, 3790204, 6632857, 13265714, 26531428]

約数ペア:

[(1, 26531428), (2, 13265714), (4, 6632857), (7, 3790204), (11, 2411948), (14, 1895102), (22, 1205974), (28, 947551), (41, 647108), (44, 602987), (77, 344564), (82, 323554), (121, 219268), (154, 172282), (164, 161777), (191, 138908), (242, 109634), (287, 92444), (308, 86141), (382, 69454), (451, 58828), (484, 54817), (574, 46222), (764, 34727), (847, 31324), (902, 29414), (1148, 23111), (1337, 19844), (1694, 15662), (1804, 14707), (2101, 12628), (2674, 9922), (3157, 8404), (3388, 7831), (4202, 6314), (4961, 5348)]