213375170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{1597}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 397633536

約数和(自身を除く): 184258366

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 431, 862, 1597, 2155, 3194, 4310, 7985, 13361, 15970, 26722, 49507, 66805, 99014, 133610, 247535, 495070, 688307, 1376614, 3441535, 6883070, 21337517, 42675034, 106687585, 213375170]

約数ペア:

[(1, 213375170), (2, 106687585), (5, 42675034), (10, 21337517), (31, 6883070), (62, 3441535), (155, 1376614), (310, 688307), (431, 495070), (862, 247535), (1597, 133610), (2155, 99014), (3194, 66805), (4310, 49507), (7985, 26722), (13361, 15970)]