28880698

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 55880064

約数和(自身を除く): 26999366

約数列:

[1, 2, 7, 11, 14, 22, 49, 73, 77, 98, 146, 154, 367, 511, 539, 734, 803, 1022, 1078, 1606, 2569, 3577, 4037, 5138, 5621, 7154, 8074, 11242, 17983, 26791, 28259, 35966, 39347, 53582, 56518, 78694, 187537, 197813, 294701, 375074, 395626, 589402, 1312759, 2062907, 2625518, 4125814, 14440349, 28880698]

約数ペア:

[(1, 28880698), (2, 14440349), (7, 4125814), (11, 2625518), (14, 2062907), (22, 1312759), (49, 589402), (73, 395626), (77, 375074), (98, 294701), (146, 197813), (154, 187537), (367, 78694), (511, 56518), (539, 53582), (734, 39347), (803, 35966), (1022, 28259), (1078, 26791), (1606, 17983), (2569, 11242), (3577, 8074), (4037, 7154), (5138, 5621)]