823579308

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{21163}}^1$

素因数の和:21243

約数の個数: 72

約数和(自身を含む): 2218664448

約数和(自身を除く): 1395085140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 92, 94, 138, 141, 188, 207, 276, 282, 414, 423, 564, 828, 846, 1081, 1692, 2162, 3243, 4324, 6486, 9729, 12972, 19458, 21163, 38916, 42326, 63489, 84652, 126978, 190467, 253956, 380934, 486749, 761868, 973498, 994661, 1460247, 1946996, 1989322, 2920494, 2983983, 3978644, 4380741, 5840988, 5967966, 8761482, 8951949, 11935932, 17522964, 17903898, 22877203, 35807796, 45754406, 68631609, 91508812, 137263218, 205894827, 274526436, 411789654, 823579308]

約数ペア:

[(1, 823579308), (2, 411789654), (3, 274526436), (4, 205894827), (6, 137263218), (9, 91508812), (12, 68631609), (18, 45754406), (23, 35807796), (36, 22877203), (46, 17903898), (47, 17522964), (69, 11935932), (92, 8951949), (94, 8761482), (138, 5967966), (141, 5840988), (188, 4380741), (207, 3978644), (276, 2983983), (282, 2920494), (414, 1989322), (423, 1946996), (564, 1460247), (828, 994661), (846, 973498), (1081, 761868), (1692, 486749), (2162, 380934), (3243, 253956), (4324, 190467), (6486, 126978), (9729, 84652), (12972, 63489), (19458, 42326), (21163, 38916)]