189844655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 310238208

約数和(自身を除く): 120393553

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 83, 91, 143, 385, 415, 455, 457, 581, 715, 913, 1001, 1079, 2285, 2905, 3199, 4565, 5005, 5027, 5395, 5941, 6391, 7553, 11869, 15995, 25135, 29705, 31955, 35189, 37765, 37931, 41587, 59345, 65351, 83083, 175945, 189655, 207935, 265517, 326755, 415415, 417241, 457457, 493103, 1327585, 2086205, 2287285, 2465515, 2920687, 3451721, 5424133, 14603435, 17258605, 27120665, 37968931, 189844655]

約数ペア:

[(1, 189844655), (5, 37968931), (7, 27120665), (11, 17258605), (13, 14603435), (35, 5424133), (55, 3451721), (65, 2920687), (77, 2465515), (83, 2287285), (91, 2086205), (143, 1327585), (385, 493103), (415, 457457), (455, 417241), (457, 415415), (581, 326755), (715, 265517), (913, 207935), (1001, 189655), (1079, 175945), (2285, 83083), (2905, 65351), (3199, 59345), (4565, 41587), (5005, 37931), (5027, 37765), (5395, 35189), (5941, 31955), (6391, 29705), (7553, 25135), (11869, 15995)]