129854452

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 287307776

約数和(自身を除く): 157453324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 127, 182, 212, 254, 364, 371, 508, 689, 742, 889, 1378, 1484, 1651, 1778, 2756, 2809, 3302, 3556, 4823, 5618, 6604, 6731, 9646, 11236, 11557, 13462, 19292, 19663, 23114, 26924, 36517, 39326, 46228, 47117, 73034, 78652, 87503, 94234, 146068, 175006, 188468, 255619, 350012, 356743, 511238, 612521, 713486, 1022476, 1225042, 1426972, 2450084, 2497201, 4637659, 4994402, 9275318, 9988804, 18550636, 32463613, 64927226, 129854452]

約数ペア:

[(1, 129854452), (2, 64927226), (4, 32463613), (7, 18550636), (13, 9988804), (14, 9275318), (26, 4994402), (28, 4637659), (52, 2497201), (53, 2450084), (91, 1426972), (106, 1225042), (127, 1022476), (182, 713486), (212, 612521), (254, 511238), (364, 356743), (371, 350012), (508, 255619), (689, 188468), (742, 175006), (889, 146068), (1378, 94234), (1484, 87503), (1651, 78652), (1778, 73034), (2756, 47117), (2809, 46228), (3302, 39326), (3556, 36517), (4823, 26924), (5618, 23114), (6604, 19663), (6731, 19292), (9646, 13462), (11236, 11557)]