1238790644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{38239}}^1$

素因数の和:38352

約数の個数: 48

約数和(自身を含む): 2698214400

約数和(自身を除く): 1459423756

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 623, 1157, 1246, 2314, 2492, 4628, 8099, 16198, 32396, 38239, 76478, 152956, 267673, 497107, 535346, 994214, 1070692, 1988428, 3403271, 3479749, 6806542, 6959498, 13613084, 13918996, 23822897, 44242523, 47645794, 88485046, 95291588, 176970092, 309697661, 619395322, 1238790644]

約数ペア:

[(1, 1238790644), (2, 619395322), (4, 309697661), (7, 176970092), (13, 95291588), (14, 88485046), (26, 47645794), (28, 44242523), (52, 23822897), (89, 13918996), (91, 13613084), (178, 6959498), (182, 6806542), (356, 3479749), (364, 3403271), (623, 1988428), (1157, 1070692), (1246, 994214), (2314, 535346), (2492, 497107), (4628, 267673), (8099, 152956), (16198, 76478), (32396, 38239)]