1631131551

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3673}}^1$

素因数の和:3765

約数の個数: 72

約数和(自身を含む): 2940228720

約数和(自身を除く): 1309097169

約数列:

[1, 3, 7, 9, 19, 21, 49, 53, 57, 63, 133, 147, 159, 171, 371, 399, 441, 477, 931, 1007, 1113, 1197, 2597, 2793, 3021, 3339, 3673, 7049, 7791, 8379, 9063, 11019, 21147, 23373, 25711, 33057, 49343, 63441, 69787, 77133, 148029, 179977, 194669, 209361, 231399, 444087, 488509, 539931, 584007, 628083, 1362683, 1465527, 1619793, 1752021, 3419563, 3698711, 4088049, 4396581, 9538781, 10258689, 11096133, 12264147, 25890977, 28616343, 30776067, 33288399, 77672931, 85849029, 181236839, 233018793, 543710517, 1631131551]

約数ペア:

[(1, 1631131551), (3, 543710517), (7, 233018793), (9, 181236839), (19, 85849029), (21, 77672931), (49, 33288399), (53, 30776067), (57, 28616343), (63, 25890977), (133, 12264147), (147, 11096133), (159, 10258689), (171, 9538781), (371, 4396581), (399, 4088049), (441, 3698711), (477, 3419563), (931, 1752021), (1007, 1619793), (1113, 1465527), (1197, 1362683), (2597, 628083), (2793, 584007), (3021, 539931), (3339, 488509), (3673, 444087), (7049, 231399), (7791, 209361), (8379, 194669), (9063, 179977), (11019, 148029), (21147, 77133), (23373, 69787), (25711, 63441), (33057, 49343)]