199670812

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{6763}}^1$

素因数の和:6850

約数の個数: 36

約数和(自身を含む): 390431608

約数和(自身を除く): 190760796

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 671, 1342, 2684, 6763, 7381, 13526, 14762, 27052, 29524, 74393, 148786, 297572, 412543, 818323, 825086, 1636646, 1650172, 3273292, 4537973, 9075946, 18151892, 49917703, 99835406, 199670812]

約数ペア:

[(1, 199670812), (2, 99835406), (4, 49917703), (11, 18151892), (22, 9075946), (44, 4537973), (61, 3273292), (121, 1650172), (122, 1636646), (242, 825086), (244, 818323), (484, 412543), (671, 297572), (1342, 148786), (2684, 74393), (6763, 29524), (7381, 27052), (13526, 14762)]