127031212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 290497536

約数和(自身を除く): 163466324

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 71, 74, 77, 142, 148, 154, 157, 259, 284, 308, 314, 407, 497, 518, 628, 781, 814, 994, 1036, 1099, 1562, 1628, 1727, 1988, 2198, 2627, 2849, 3124, 3454, 4396, 5254, 5467, 5698, 5809, 6908, 10508, 10934, 11147, 11396, 11618, 12089, 18389, 21868, 22294, 23236, 24178, 28897, 36778, 40663, 44588, 48356, 57794, 63899, 73556, 78029, 81326, 115588, 122617, 127798, 156058, 162652, 202279, 245234, 255596, 312116, 404558, 412439, 447293, 490468, 809116, 824878, 858319, 894586, 1649756, 1716638, 1789172, 2887073, 3433276, 4536829, 5774146, 9073658, 11548292, 18147316, 31757803, 63515606, 127031212]

約数ペア:

[(1, 127031212), (2, 63515606), (4, 31757803), (7, 18147316), (11, 11548292), (14, 9073658), (22, 5774146), (28, 4536829), (37, 3433276), (44, 2887073), (71, 1789172), (74, 1716638), (77, 1649756), (142, 894586), (148, 858319), (154, 824878), (157, 809116), (259, 490468), (284, 447293), (308, 412439), (314, 404558), (407, 312116), (497, 255596), (518, 245234), (628, 202279), (781, 162652), (814, 156058), (994, 127798), (1036, 122617), (1099, 115588), (1562, 81326), (1628, 78029), (1727, 73556), (1988, 63899), (2198, 57794), (2627, 48356), (2849, 44588), (3124, 40663), (3454, 36778), (4396, 28897), (5254, 24178), (5467, 23236), (5698, 22294), (5809, 21868), (6908, 18389), (10508, 12089), (10934, 11618), (11147, 11396)]