90123318

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:829

約数の個数: 48

約数和(自身を含む): 200103696

約数和(自身を除く): 109980378

約数列:

[1, 2, 3, 6, 9, 18, 73, 107, 146, 214, 219, 321, 438, 641, 642, 657, 963, 1282, 1314, 1923, 1926, 3846, 5769, 7811, 11538, 15622, 23433, 46793, 46866, 68587, 70299, 93586, 137174, 140379, 140598, 205761, 280758, 411522, 421137, 617283, 842274, 1234566, 5006851, 10013702, 15020553, 30041106, 45061659, 90123318]

約数ペア:

[(1, 90123318), (2, 45061659), (3, 30041106), (6, 15020553), (9, 10013702), (18, 5006851), (73, 1234566), (107, 842274), (146, 617283), (214, 421137), (219, 411522), (321, 280758), (438, 205761), (641, 140598), (642, 140379), (657, 137174), (963, 93586), (1282, 70299), (1314, 68587), (1923, 46866), (1926, 46793), (3846, 23433), (5769, 15622), (7811, 11538)]