197821404

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{499549}}^1$

素因数の和:499570

約数の個数: 36

約数和(自身を含む): 545508600

約数和(自身を除く): 347687196

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 499549, 999098, 1498647, 1998196, 2997294, 4495941, 5495039, 5994588, 8991882, 10990078, 16485117, 17983764, 21980156, 32970234, 49455351, 65940468, 98910702, 197821404]

約数ペア:

[(1, 197821404), (2, 98910702), (3, 65940468), (4, 49455351), (6, 32970234), (9, 21980156), (11, 17983764), (12, 16485117), (18, 10990078), (22, 8991882), (33, 5994588), (36, 5495039), (44, 4495941), (66, 2997294), (99, 1998196), (132, 1498647), (198, 999098), (396, 499549)]