25739428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 56052864

約数和(自身を除く): 30313436

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 2647, 4862, 5294, 9724, 10588, 29117, 34411, 44999, 58234, 68822, 89998, 116468, 137644, 179996, 378521, 494989, 584987, 757042, 989978, 1169974, 1514084, 1979956, 2339948, 6434857, 12869714, 25739428]

約数ペア:

[(1, 25739428), (2, 12869714), (4, 6434857), (11, 2339948), (13, 1979956), (17, 1514084), (22, 1169974), (26, 989978), (34, 757042), (44, 584987), (52, 494989), (68, 378521), (143, 179996), (187, 137644), (221, 116468), (286, 89998), (374, 68822), (442, 58234), (572, 44999), (748, 34411), (884, 29117), (2431, 10588), (2647, 9724), (4862, 5294)]