253341478

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 438497280

約数和(自身を除く): 185155802

約数列:

[1, 2, 13, 19, 26, 38, 103, 169, 206, 247, 338, 383, 494, 766, 1339, 1957, 2678, 3211, 3914, 4979, 6422, 7277, 9958, 14554, 17407, 25441, 34814, 39449, 50882, 64727, 78898, 94601, 129454, 189202, 330733, 512837, 661466, 749531, 1025674, 1229813, 1499062, 2459626, 6666881, 9743903, 13333762, 19487806, 126670739, 253341478]

約数ペア:

[(1, 253341478), (2, 126670739), (13, 19487806), (19, 13333762), (26, 9743903), (38, 6666881), (103, 2459626), (169, 1499062), (206, 1229813), (247, 1025674), (338, 749531), (383, 661466), (494, 512837), (766, 330733), (1339, 189202), (1957, 129454), (2678, 94601), (3211, 78898), (3914, 64727), (4979, 50882), (6422, 39449), (7277, 34814), (9958, 25441), (14554, 17407)]