213048165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{503}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 397135872

約数和(自身を除く): 184087707

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 151, 165, 187, 255, 453, 503, 561, 755, 935, 1509, 1661, 2265, 2515, 2567, 2805, 4983, 5533, 7545, 7701, 8305, 8551, 12835, 16599, 24915, 25653, 27665, 28237, 38505, 42755, 75953, 82995, 84711, 94061, 128265, 141185, 227859, 282183, 379765, 423555, 470305, 835483, 1139295, 1291201, 1410915, 2506449, 3873603, 4177415, 6456005, 12532245, 14203211, 19368015, 42609633, 71016055, 213048165]

約数ペア:

[(1, 213048165), (3, 71016055), (5, 42609633), (11, 19368015), (15, 14203211), (17, 12532245), (33, 6456005), (51, 4177415), (55, 3873603), (85, 2506449), (151, 1410915), (165, 1291201), (187, 1139295), (255, 835483), (453, 470305), (503, 423555), (561, 379765), (755, 282183), (935, 227859), (1509, 141185), (1661, 128265), (2265, 94061), (2515, 84711), (2567, 82995), (2805, 75953), (4983, 42755), (5533, 38505), (7545, 28237), (7701, 27665), (8305, 25653), (8551, 24915), (12835, 16599)]