28717284

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 77414400

約数和(自身を除く): 48697116

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 31, 34, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 186, 204, 228, 239, 323, 372, 478, 527, 589, 646, 717, 956, 969, 1054, 1178, 1292, 1434, 1581, 1767, 1938, 2108, 2356, 2868, 3162, 3534, 3876, 4063, 4541, 6324, 7068, 7409, 8126, 9082, 10013, 12189, 13623, 14818, 16252, 18164, 20026, 22227, 24378, 27246, 29636, 30039, 40052, 44454, 48756, 54492, 60078, 77197, 88908, 120156, 125953, 140771, 154394, 231591, 251906, 281542, 308788, 377859, 422313, 463182, 503812, 563084, 755718, 844626, 926364, 1511436, 1689252, 2393107, 4786214, 7179321, 9572428, 14358642, 28717284]

約数ペア:

[(1, 28717284), (2, 14358642), (3, 9572428), (4, 7179321), (6, 4786214), (12, 2393107), (17, 1689252), (19, 1511436), (31, 926364), (34, 844626), (38, 755718), (51, 563084), (57, 503812), (62, 463182), (68, 422313), (76, 377859), (93, 308788), (102, 281542), (114, 251906), (124, 231591), (186, 154394), (204, 140771), (228, 125953), (239, 120156), (323, 88908), (372, 77197), (478, 60078), (527, 54492), (589, 48756), (646, 44454), (717, 40052), (956, 30039), (969, 29636), (1054, 27246), (1178, 24378), (1292, 22227), (1434, 20026), (1581, 18164), (1767, 16252), (1938, 14818), (2108, 13623), (2356, 12189), (2868, 10013), (3162, 9082), (3534, 8126), (3876, 7409), (4063, 7068), (4541, 6324)]