28069216

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 72

約数和(自身を含む): 65847600

約数和(自身を除く): 37778384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 149, 203, 224, 232, 298, 406, 464, 596, 812, 841, 928, 1043, 1192, 1624, 1682, 2086, 2384, 3248, 3364, 4172, 4321, 4768, 5887, 6496, 6728, 8344, 8642, 11774, 13456, 16688, 17284, 23548, 26912, 30247, 33376, 34568, 47096, 60494, 69136, 94192, 120988, 125309, 138272, 188384, 241976, 250618, 483952, 501236, 877163, 967904, 1002472, 1754326, 2004944, 3508652, 4009888, 7017304, 14034608, 28069216]

約数ペア:

[(1, 28069216), (2, 14034608), (4, 7017304), (7, 4009888), (8, 3508652), (14, 2004944), (16, 1754326), (28, 1002472), (29, 967904), (32, 877163), (56, 501236), (58, 483952), (112, 250618), (116, 241976), (149, 188384), (203, 138272), (224, 125309), (232, 120988), (298, 94192), (406, 69136), (464, 60494), (596, 47096), (812, 34568), (841, 33376), (928, 30247), (1043, 26912), (1192, 23548), (1624, 17284), (1682, 16688), (2086, 13456), (2384, 11774), (3248, 8642), (3364, 8344), (4172, 6728), (4321, 6496), (4768, 5887)]