2788344559

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{1039}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 3824271360

約数和(自身を除く): 1035926801

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 383, 539, 637, 1001, 1039, 2681, 4213, 4979, 7007, 7273, 11429, 13507, 18767, 29491, 34853, 50911, 54769, 80003, 94549, 148577, 206437, 243971, 383383, 397937, 560021, 661843, 1040039, 2683681, 2785559, 4377307, 5173181, 7280273, 19498913, 30641149, 36212267, 56904991, 214488043, 253485869, 398334937, 2788344559]

約数ペア:

[(1, 2788344559), (7, 398334937), (11, 253485869), (13, 214488043), (49, 56904991), (77, 36212267), (91, 30641149), (143, 19498913), (383, 7280273), (539, 5173181), (637, 4377307), (1001, 2785559), (1039, 2683681), (2681, 1040039), (4213, 661843), (4979, 560021), (7007, 397937), (7273, 383383), (11429, 243971), (13507, 206437), (18767, 148577), (29491, 94549), (34853, 80003), (50911, 54769)]