1223647568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{534811}}^1$

素因数の和:534843

約数の個数: 40

約数和(自身を含む): 2785300896

約数和(自身を除く): 1561653328

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 534811, 1069622, 2139244, 4278488, 5882921, 6952543, 8556976, 11765842, 13905086, 23531684, 27810172, 47063368, 55620344, 76477973, 94126736, 111240688, 152955946, 305911892, 611823784, 1223647568]

約数ペア:

[(1, 1223647568), (2, 611823784), (4, 305911892), (8, 152955946), (11, 111240688), (13, 94126736), (16, 76477973), (22, 55620344), (26, 47063368), (44, 27810172), (52, 23531684), (88, 13905086), (104, 11765842), (143, 8556976), (176, 6952543), (208, 5882921), (286, 4278488), (572, 2139244), (1144, 1069622), (2288, 534811)]