278712228

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{346657}}^1$

素因数の和:346731

約数の個数: 24

約数和(自身を含む): 660036832

約数和(自身を除く): 381324604

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 346657, 693314, 1039971, 1386628, 2079942, 4159884, 23226019, 46452038, 69678057, 92904076, 139356114, 278712228]

約数ペア:

[(1, 278712228), (2, 139356114), (3, 92904076), (4, 69678057), (6, 46452038), (12, 23226019), (67, 4159884), (134, 2079942), (201, 1386628), (268, 1039971), (402, 693314), (804, 346657)]