189434343

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 302346240

約数和(自身を除く): 112911897

約数列:

[1, 3, 7, 21, 49, 73, 127, 139, 147, 219, 381, 417, 511, 889, 973, 1533, 2667, 2919, 3577, 6223, 6811, 9271, 10147, 10731, 17653, 18669, 20433, 27813, 30441, 52959, 64897, 71029, 123571, 194691, 213087, 370713, 454279, 497203, 864997, 1288669, 1362837, 1491609, 2594991, 3866007, 9020683, 27062049, 63144781, 189434343]

約数ペア:

[(1, 189434343), (3, 63144781), (7, 27062049), (21, 9020683), (49, 3866007), (73, 2594991), (127, 1491609), (139, 1362837), (147, 1288669), (219, 864997), (381, 497203), (417, 454279), (511, 370713), (889, 213087), (973, 194691), (1533, 123571), (2667, 71029), (2919, 64897), (3577, 52959), (6223, 30441), (6811, 27813), (9271, 20433), (10147, 18669), (10731, 17653)]