7247538

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 16376256

約数和(自身を除く): 9128718

約数列:

[1, 2, 3, 6, 9, 18, 53, 71, 106, 107, 142, 159, 213, 214, 318, 321, 426, 477, 639, 642, 954, 963, 1278, 1926, 3763, 5671, 7526, 7597, 11289, 11342, 15194, 17013, 22578, 22791, 33867, 34026, 45582, 51039, 67734, 68373, 102078, 136746, 402641, 805282, 1207923, 2415846, 3623769, 7247538]

約数ペア:

[(1, 7247538), (2, 3623769), (3, 2415846), (6, 1207923), (9, 805282), (18, 402641), (53, 136746), (71, 102078), (106, 68373), (107, 67734), (142, 51039), (159, 45582), (213, 34026), (214, 33867), (318, 22791), (321, 22578), (426, 17013), (477, 15194), (639, 11342), (642, 11289), (954, 7597), (963, 7526), (1278, 5671), (1926, 3763)]