28389349835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{10303}}^1$

素因数の和:10764

約数の個数: 64

約数和(自身を含む): 45083049984

約数和(自身を除く): 16693700149

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 421, 595, 935, 1309, 2105, 2947, 4631, 6545, 7157, 10303, 14735, 23155, 32417, 35785, 50099, 51515, 72121, 78727, 113333, 162085, 175151, 250495, 360605, 393635, 551089, 566665, 793331, 875755, 1226057, 1926661, 2755445, 3966655, 4337563, 6130285, 9633305, 13486627, 21687815, 30362941, 47713193, 67433135, 73738571, 151814705, 238565965, 333992351, 368692855, 516169997, 811124281, 1669961755, 2580849985, 4055621405, 5677869967, 28389349835]

約数ペア:

[(1, 28389349835), (5, 5677869967), (7, 4055621405), (11, 2580849985), (17, 1669961755), (35, 811124281), (55, 516169997), (77, 368692855), (85, 333992351), (119, 238565965), (187, 151814705), (385, 73738571), (421, 67433135), (595, 47713193), (935, 30362941), (1309, 21687815), (2105, 13486627), (2947, 9633305), (4631, 6130285), (6545, 4337563), (7157, 3966655), (10303, 2755445), (14735, 1926661), (23155, 1226057), (32417, 875755), (35785, 793331), (50099, 566665), (51515, 551089), (72121, 393635), (78727, 360605), (113333, 250495), (162085, 175151)]