127820812

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 272469120

約数和(自身を除く): 144648308

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 109, 124, 193, 196, 217, 218, 386, 434, 436, 763, 772, 868, 1351, 1519, 1526, 2702, 3038, 3052, 3379, 5341, 5404, 5983, 6076, 6758, 9457, 10682, 11966, 13516, 18914, 21037, 21364, 23653, 23932, 37828, 41881, 42074, 47306, 83762, 84148, 94612, 147259, 165571, 167524, 293167, 294518, 331142, 586334, 589036, 652147, 662284, 1030813, 1172668, 1304294, 2061626, 2608588, 4123252, 4565029, 9130058, 18260116, 31955203, 63910406, 127820812]

約数ペア:

[(1, 127820812), (2, 63910406), (4, 31955203), (7, 18260116), (14, 9130058), (28, 4565029), (31, 4123252), (49, 2608588), (62, 2061626), (98, 1304294), (109, 1172668), (124, 1030813), (193, 662284), (196, 652147), (217, 589036), (218, 586334), (386, 331142), (434, 294518), (436, 293167), (763, 167524), (772, 165571), (868, 147259), (1351, 94612), (1519, 84148), (1526, 83762), (2702, 47306), (3038, 42074), (3052, 41881), (3379, 37828), (5341, 23932), (5404, 23653), (5983, 21364), (6076, 21037), (6758, 18914), (9457, 13516), (10682, 11966)]