221639404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{9907}}^1$

素因数の和:9982

約数の個数: 48

約数和(自身を含む): 479388672

約数和(自身を除く): 257749268

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 68, 94, 119, 188, 238, 329, 476, 658, 799, 1316, 1598, 3196, 5593, 9907, 11186, 19814, 22372, 39628, 69349, 138698, 168419, 277396, 336838, 465629, 673676, 931258, 1178933, 1862516, 2357866, 3259403, 4715732, 6518806, 7915693, 13037612, 15831386, 31662772, 55409851, 110819702, 221639404]

約数ペア:

[(1, 221639404), (2, 110819702), (4, 55409851), (7, 31662772), (14, 15831386), (17, 13037612), (28, 7915693), (34, 6518806), (47, 4715732), (68, 3259403), (94, 2357866), (119, 1862516), (188, 1178933), (238, 931258), (329, 673676), (476, 465629), (658, 336838), (799, 277396), (1316, 168419), (1598, 138698), (3196, 69349), (5593, 39628), (9907, 22372), (11186, 19814)]