191431438

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 332938368

約数和(自身を除く): 141506930

約数列:

[1, 2, 11, 22, 23, 46, 121, 163, 211, 242, 253, 326, 422, 506, 1793, 2321, 2783, 3586, 3749, 4642, 4853, 5566, 7498, 9706, 19723, 25531, 34393, 39446, 41239, 51062, 53383, 68786, 82478, 106766, 378323, 453629, 587213, 756646, 791039, 907258, 1174426, 1582078, 4161553, 8323106, 8701429, 17402858, 95715719, 191431438]

約数ペア:

[(1, 191431438), (2, 95715719), (11, 17402858), (22, 8701429), (23, 8323106), (46, 4161553), (121, 1582078), (163, 1174426), (211, 907258), (242, 791039), (253, 756646), (326, 587213), (422, 453629), (506, 378323), (1793, 106766), (2321, 82478), (2783, 68786), (3586, 53383), (3749, 51062), (4642, 41239), (4853, 39446), (5566, 34393), (7498, 25531), (9706, 19723)]