28001106

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{74077}}^1$

素因数の和:74095

約数の個数: 32

約数和(自身を含む): 71114880

約数和(自身を除く): 43113774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 74077, 148154, 222231, 444462, 518539, 666693, 1037078, 1333386, 1555617, 2000079, 3111234, 4000158, 4666851, 9333702, 14000553, 28001106]

約数ペア:

[(1, 28001106), (2, 14000553), (3, 9333702), (6, 4666851), (7, 4000158), (9, 3111234), (14, 2000079), (18, 1555617), (21, 1333386), (27, 1037078), (42, 666693), (54, 518539), (63, 444462), (126, 222231), (189, 148154), (378, 74077)]