28603556884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{757}}^1\times {\mathrm{2551}}^1$

素因数の和:3365

約数の個数: 72

約数和(自身を含む): 59904994688

約数和(自身を除く): 31301437804

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 529, 644, 757, 1058, 1514, 2116, 2551, 3028, 3703, 5102, 5299, 7406, 10204, 10598, 14812, 17411, 17857, 21196, 34822, 35714, 58673, 69644, 71428, 117346, 121877, 234692, 243754, 400453, 410711, 487508, 800906, 821422, 1349479, 1601812, 1642844, 1931107, 2698958, 2803171, 3862214, 5397916, 5606342, 7724428, 9446353, 11212684, 13517749, 18892706, 27035498, 37785412, 44415461, 54070996, 88830922, 177661844, 310908227, 621816454, 1021555603, 1243632908, 2043111206, 4086222412, 7150889221, 14301778442, 28603556884]

約数ペア:

[(1, 28603556884), (2, 14301778442), (4, 7150889221), (7, 4086222412), (14, 2043111206), (23, 1243632908), (28, 1021555603), (46, 621816454), (92, 310908227), (161, 177661844), (322, 88830922), (529, 54070996), (644, 44415461), (757, 37785412), (1058, 27035498), (1514, 18892706), (2116, 13517749), (2551, 11212684), (3028, 9446353), (3703, 7724428), (5102, 5606342), (5299, 5397916), (7406, 3862214), (10204, 2803171), (10598, 2698958), (14812, 1931107), (17411, 1642844), (17857, 1601812), (21196, 1349479), (34822, 821422), (35714, 800906), (58673, 487508), (69644, 410711), (71428, 400453), (117346, 243754), (121877, 234692)]