216940438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16139}}^1$

素因数の和:16212

約数の個数: 32

約数和(自身を含む): 390458880

約数和(自身を除く): 173518442

約数列:

[1, 2, 11, 13, 22, 26, 47, 94, 143, 286, 517, 611, 1034, 1222, 6721, 13442, 16139, 32278, 177529, 209807, 355058, 419614, 758533, 1517066, 2307877, 4615754, 8343863, 9860929, 16687726, 19721858, 108470219, 216940438]

約数ペア:

[(1, 216940438), (2, 108470219), (11, 19721858), (13, 16687726), (22, 9860929), (26, 8343863), (47, 4615754), (94, 2307877), (143, 1517066), (286, 758533), (517, 419614), (611, 355058), (1034, 209807), (1222, 177529), (6721, 32278), (13442, 16139)]