71319927

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 111767040

約数和(自身を除く): 40447113

約数列:

[1, 3, 7, 21, 53, 139, 159, 371, 417, 461, 973, 1113, 1383, 2919, 3227, 7367, 9681, 22101, 24433, 51569, 64079, 73299, 154707, 171031, 192237, 448553, 513093, 1345659, 3396187, 10188561, 23773309, 71319927]

約数ペア:

[(1, 71319927), (3, 23773309), (7, 10188561), (21, 3396187), (53, 1345659), (139, 513093), (159, 448553), (371, 192237), (417, 171031), (461, 154707), (973, 73299), (1113, 64079), (1383, 51569), (2919, 24433), (3227, 22101), (7367, 9681)]