199886445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 400667904

約数和(自身を除く): 200781459

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 97, 99, 115, 165, 181, 207, 253, 291, 345, 485, 495, 543, 759, 873, 905, 1035, 1067, 1265, 1455, 1629, 1991, 2231, 2277, 2715, 3201, 3795, 4163, 4365, 5335, 5973, 6693, 8145, 9603, 9955, 11155, 11385, 12489, 16005, 17557, 17919, 20079, 20815, 24541, 29865, 33465, 37467, 45793, 48015, 52671, 62445, 73623, 87785, 89595, 100395, 122705, 137379, 158013, 187335, 193127, 220869, 228965, 263355, 368115, 403811, 412137, 579381, 686895, 790065, 965635, 1104345, 1211433, 1738143, 2019055, 2060685, 2896905, 3634299, 4441921, 6057165, 8690715, 13325763, 18171495, 22209605, 39977289, 66628815, 199886445]

約数ペア:

[(1, 199886445), (3, 66628815), (5, 39977289), (9, 22209605), (11, 18171495), (15, 13325763), (23, 8690715), (33, 6057165), (45, 4441921), (55, 3634299), (69, 2896905), (97, 2060685), (99, 2019055), (115, 1738143), (165, 1211433), (181, 1104345), (207, 965635), (253, 790065), (291, 686895), (345, 579381), (485, 412137), (495, 403811), (543, 368115), (759, 263355), (873, 228965), (905, 220869), (1035, 193127), (1067, 187335), (1265, 158013), (1455, 137379), (1629, 122705), (1991, 100395), (2231, 89595), (2277, 87785), (2715, 73623), (3201, 62445), (3795, 52671), (4163, 48015), (4365, 45793), (5335, 37467), (5973, 33465), (6693, 29865), (8145, 24541), (9603, 20815), (9955, 20079), (11155, 17919), (11385, 17557), (12489, 16005)]