8218028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 17950464

約数和(自身を除く): 9732436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 107, 182, 211, 214, 364, 422, 428, 749, 844, 1391, 1477, 1498, 2743, 2782, 2954, 2996, 5486, 5564, 5908, 9737, 10972, 19201, 19474, 22577, 38402, 38948, 45154, 76804, 90308, 158039, 293501, 316078, 587002, 632156, 1174004, 2054507, 4109014, 8218028]

約数ペア:

[(1, 8218028), (2, 4109014), (4, 2054507), (7, 1174004), (13, 632156), (14, 587002), (26, 316078), (28, 293501), (52, 158039), (91, 90308), (107, 76804), (182, 45154), (211, 38948), (214, 38402), (364, 22577), (422, 19474), (428, 19201), (749, 10972), (844, 9737), (1391, 5908), (1477, 5564), (1498, 5486), (2743, 2996), (2782, 2954)]