8090901

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 15321600

約数和(自身を除く): 7230699

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 63, 89, 91, 111, 117, 189, 259, 267, 273, 333, 351, 481, 623, 777, 801, 819, 999, 1157, 1443, 1869, 2331, 2403, 2457, 3293, 3367, 3471, 4329, 5607, 6993, 8099, 9879, 10101, 10413, 12987, 16821, 23051, 24297, 29637, 30303, 31239, 42809, 69153, 72891, 88911, 90909, 128427, 207459, 218673, 299663, 385281, 622377, 898989, 1155843, 2696967, 8090901]

約数ペア:

[(1, 8090901), (3, 2696967), (7, 1155843), (9, 898989), (13, 622377), (21, 385281), (27, 299663), (37, 218673), (39, 207459), (63, 128427), (89, 90909), (91, 88911), (111, 72891), (117, 69153), (189, 42809), (259, 31239), (267, 30303), (273, 29637), (333, 24297), (351, 23051), (481, 16821), (623, 12987), (777, 10413), (801, 10101), (819, 9879), (999, 8099), (1157, 6993), (1443, 5607), (1869, 4329), (2331, 3471), (2403, 3367), (2457, 3293)]