210826809

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 339341184

約数和(自身を除く): 128514375

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 181, 207, 331, 391, 543, 993, 1173, 1629, 2979, 3077, 3519, 4163, 5627, 7613, 9231, 12489, 16881, 22839, 27693, 37467, 50643, 59911, 68517, 70771, 129421, 179733, 212313, 388263, 539199, 636939, 1018487, 1164789, 1377953, 3055461, 4133859, 9166383, 12401577, 23425201, 70275603, 210826809]

約数ペア:

[(1, 210826809), (3, 70275603), (9, 23425201), (17, 12401577), (23, 9166383), (51, 4133859), (69, 3055461), (153, 1377953), (181, 1164789), (207, 1018487), (331, 636939), (391, 539199), (543, 388263), (993, 212313), (1173, 179733), (1629, 129421), (2979, 70771), (3077, 68517), (3519, 59911), (4163, 50643), (5627, 37467), (7613, 27693), (9231, 22839), (12489, 16881)]