211671165

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 370573056

約数和(自身を除く): 158901891

約数列:

[1, 3, 5, 15, 17, 51, 73, 83, 85, 137, 219, 249, 255, 365, 411, 415, 685, 1095, 1241, 1245, 1411, 2055, 2329, 3723, 4233, 6059, 6205, 6987, 7055, 10001, 11371, 11645, 18177, 18615, 21165, 30003, 30295, 34113, 34935, 50005, 56855, 90885, 103003, 150015, 170017, 170565, 193307, 309009, 510051, 515015, 579921, 830083, 850085, 966535, 1545045, 2490249, 2550255, 2899605, 4150415, 12451245, 14111411, 42334233, 70557055, 211671165]

約数ペア:

[(1, 211671165), (3, 70557055), (5, 42334233), (15, 14111411), (17, 12451245), (51, 4150415), (73, 2899605), (83, 2550255), (85, 2490249), (137, 1545045), (219, 966535), (249, 850085), (255, 830083), (365, 579921), (411, 515015), (415, 510051), (685, 309009), (1095, 193307), (1241, 170565), (1245, 170017), (1411, 150015), (2055, 103003), (2329, 90885), (3723, 56855), (4233, 50005), (6059, 34935), (6205, 34113), (6987, 30295), (7055, 30003), (10001, 21165), (11371, 18615), (11645, 18177)]