221400530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{74047}}^1$

素因数の和:74090

約数の個数: 32

約数和(自身を含む): 447842304

約数和(自身を除く): 226441774

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 74047, 148094, 370235, 740470, 962611, 1703081, 1925222, 3406162, 4813055, 8515405, 9626110, 17030810, 22140053, 44280106, 110700265, 221400530]

約数ペア:

[(1, 221400530), (2, 110700265), (5, 44280106), (10, 22140053), (13, 17030810), (23, 9626110), (26, 8515405), (46, 4813055), (65, 3406162), (115, 1925222), (130, 1703081), (230, 962611), (299, 740470), (598, 370235), (1495, 148094), (2990, 74047)]