28521528

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 84268800

約数和(自身を除く): 55747272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 79, 84, 98, 147, 158, 168, 196, 237, 294, 307, 316, 392, 474, 553, 588, 614, 632, 921, 948, 1106, 1176, 1228, 1659, 1842, 1896, 2149, 2212, 2456, 3318, 3684, 3871, 4298, 4424, 6447, 6636, 7368, 7742, 8596, 11613, 12894, 13272, 15043, 15484, 17192, 23226, 24253, 25788, 30086, 30968, 45129, 46452, 48506, 51576, 60172, 72759, 90258, 92904, 97012, 120344, 145518, 169771, 180516, 194024, 291036, 339542, 361032, 509313, 582072, 679084, 1018626, 1188397, 1358168, 2037252, 2376794, 3565191, 4074504, 4753588, 7130382, 9507176, 14260764, 28521528]

約数ペア:

[(1, 28521528), (2, 14260764), (3, 9507176), (4, 7130382), (6, 4753588), (7, 4074504), (8, 3565191), (12, 2376794), (14, 2037252), (21, 1358168), (24, 1188397), (28, 1018626), (42, 679084), (49, 582072), (56, 509313), (79, 361032), (84, 339542), (98, 291036), (147, 194024), (158, 180516), (168, 169771), (196, 145518), (237, 120344), (294, 97012), (307, 92904), (316, 90258), (392, 72759), (474, 60172), (553, 51576), (588, 48506), (614, 46452), (632, 45129), (921, 30968), (948, 30086), (1106, 25788), (1176, 24253), (1228, 23226), (1659, 17192), (1842, 15484), (1896, 15043), (2149, 13272), (2212, 12894), (2456, 11613), (3318, 8596), (3684, 7742), (3871, 7368), (4298, 6636), (4424, 6447)]