213508724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16229}}^1$

素因数の和:16280

約数の個数: 48

約数和(自身を含む): 458075520

約数和(自身を除く): 244566796

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 143, 253, 286, 299, 506, 572, 598, 1012, 1196, 3289, 6578, 13156, 16229, 32458, 64916, 178519, 210977, 357038, 373267, 421954, 714076, 746534, 843908, 1493068, 2320747, 4105937, 4641494, 4852471, 8211874, 9282988, 9704942, 16423748, 19409884, 53377181, 106754362, 213508724]

約数ペア:

[(1, 213508724), (2, 106754362), (4, 53377181), (11, 19409884), (13, 16423748), (22, 9704942), (23, 9282988), (26, 8211874), (44, 4852471), (46, 4641494), (52, 4105937), (92, 2320747), (143, 1493068), (253, 843908), (286, 746534), (299, 714076), (506, 421954), (572, 373267), (598, 357038), (1012, 210977), (1196, 178519), (3289, 64916), (6578, 32458), (13156, 16229)]