28921116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18121}}^1$

素因数の和:18154

約数の個数: 48

約数和(自身を含む): 81186560

約数和(自身を除く): 52265444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 18121, 36242, 54363, 72484, 108726, 126847, 217452, 253694, 344299, 380541, 507388, 688598, 761082, 1032897, 1377196, 1522164, 2065794, 2410093, 4131588, 4820186, 7230279, 9640372, 14460558, 28921116]

約数ペア:

[(1, 28921116), (2, 14460558), (3, 9640372), (4, 7230279), (6, 4820186), (7, 4131588), (12, 2410093), (14, 2065794), (19, 1522164), (21, 1377196), (28, 1032897), (38, 761082), (42, 688598), (57, 507388), (76, 380541), (84, 344299), (114, 253694), (133, 217452), (228, 126847), (266, 108726), (399, 72484), (532, 54363), (798, 36242), (1596, 18121)]