278017922

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{2311}}^1$

素因数の和:2994

約数の個数: 32

約数和(自身を含む): 514262784

約数和(自身を除く): 236244862

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 661, 1322, 2311, 4622, 4627, 8593, 9254, 16177, 17186, 30043, 32354, 60086, 60151, 120302, 210301, 420602, 1527571, 3055142, 10692997, 19858423, 21385994, 39716846, 139008961, 278017922]

約数ペア:

[(1, 278017922), (2, 139008961), (7, 39716846), (13, 21385994), (14, 19858423), (26, 10692997), (91, 3055142), (182, 1527571), (661, 420602), (1322, 210301), (2311, 120302), (4622, 60151), (4627, 60086), (8593, 32354), (9254, 30043), (16177, 17186)]