426690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 1213056

約数和(自身を除く): 786366

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 431, 495, 862, 990, 1293, 2155, 2586, 3879, 4310, 4741, 6465, 7758, 9482, 12930, 14223, 19395, 23705, 28446, 38790, 42669, 47410, 71115, 85338, 142230, 213345, 426690]

約数ペア:

[(1, 426690), (2, 213345), (3, 142230), (5, 85338), (6, 71115), (9, 47410), (10, 42669), (11, 38790), (15, 28446), (18, 23705), (22, 19395), (30, 14223), (33, 12930), (45, 9482), (55, 7758), (66, 6465), (90, 4741), (99, 4310), (110, 3879), (165, 2586), (198, 2155), (330, 1293), (431, 990), (495, 862)]