28210224

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{743}}^1$

素因数の和:874

約数の個数: 80

約数和(自身を含む): 84137472

約数和(自身を除く): 55927248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 113, 168, 226, 336, 339, 452, 678, 743, 791, 904, 1356, 1486, 1582, 1808, 2229, 2373, 2712, 2972, 3164, 4458, 4746, 5201, 5424, 5944, 6328, 8916, 9492, 10402, 11888, 12656, 15603, 17832, 18984, 20804, 31206, 35664, 37968, 41608, 62412, 83216, 83959, 124824, 167918, 249648, 251877, 335836, 503754, 587713, 671672, 1007508, 1175426, 1343344, 1763139, 2015016, 2350852, 3526278, 4030032, 4701704, 7052556, 9403408, 14105112, 28210224]

約数ペア:

[(1, 28210224), (2, 14105112), (3, 9403408), (4, 7052556), (6, 4701704), (7, 4030032), (8, 3526278), (12, 2350852), (14, 2015016), (16, 1763139), (21, 1343344), (24, 1175426), (28, 1007508), (42, 671672), (48, 587713), (56, 503754), (84, 335836), (112, 251877), (113, 249648), (168, 167918), (226, 124824), (336, 83959), (339, 83216), (452, 62412), (678, 41608), (743, 37968), (791, 35664), (904, 31206), (1356, 20804), (1486, 18984), (1582, 17832), (1808, 15603), (2229, 12656), (2373, 11888), (2712, 10402), (2972, 9492), (3164, 8916), (4458, 6328), (4746, 5944), (5201, 5424)]