212181569348

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1177243}}^1$

素因数の和:1177452

約数の個数: 48

約数和(自身を含む): 437482706304

約数和(自身を除く): 225301136956

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 157, 164, 287, 314, 574, 628, 1099, 1148, 2198, 4396, 6437, 12874, 25748, 45059, 90118, 180236, 1177243, 2354486, 4708972, 8240701, 16481402, 32962804, 48266963, 96533926, 184827151, 193067852, 337868741, 369654302, 675737482, 739308604, 1293790057, 1351474964, 2587580114, 5175160228, 7577913191, 15155826382, 30311652764, 53045392337, 106090784674, 212181569348]

約数ペア:

[(1, 212181569348), (2, 106090784674), (4, 53045392337), (7, 30311652764), (14, 15155826382), (28, 7577913191), (41, 5175160228), (82, 2587580114), (157, 1351474964), (164, 1293790057), (287, 739308604), (314, 675737482), (574, 369654302), (628, 337868741), (1099, 193067852), (1148, 184827151), (2198, 96533926), (4396, 48266963), (6437, 32962804), (12874, 16481402), (25748, 8240701), (45059, 4708972), (90118, 2354486), (180236, 1177243)]