61981734

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 135705600

約数和(自身を除く): 73723866

約数列:

[1, 2, 3, 6, 23, 37, 46, 61, 69, 74, 111, 122, 138, 183, 199, 222, 366, 398, 597, 851, 1194, 1403, 1702, 2257, 2553, 2806, 4209, 4514, 4577, 5106, 6771, 7363, 8418, 9154, 12139, 13542, 13731, 14726, 22089, 24278, 27462, 36417, 44178, 51911, 72834, 103822, 155733, 169349, 279197, 311466, 338698, 449143, 508047, 558394, 837591, 898286, 1016094, 1347429, 1675182, 2694858, 10330289, 20660578, 30990867, 61981734]

約数ペア:

[(1, 61981734), (2, 30990867), (3, 20660578), (6, 10330289), (23, 2694858), (37, 1675182), (46, 1347429), (61, 1016094), (69, 898286), (74, 837591), (111, 558394), (122, 508047), (138, 449143), (183, 338698), (199, 311466), (222, 279197), (366, 169349), (398, 155733), (597, 103822), (851, 72834), (1194, 51911), (1403, 44178), (1702, 36417), (2257, 27462), (2553, 24278), (2806, 22089), (4209, 14726), (4514, 13731), (4577, 13542), (5106, 12139), (6771, 9154), (7363, 8418)]