261617555631

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{16747811}}^1$

素因数の和:16747982

約数の個数: 16

約数和(自身を含む): 360144949248

約数和(自身を除く): 98527393617

約数列:

[1, 3, 41, 123, 127, 381, 5207, 15621, 16747811, 50243433, 686660251, 2059980753, 2126971997, 6380915991, 87205851877, 261617555631]

約数ペア:

[(1, 261617555631), (3, 87205851877), (41, 6380915991), (123, 2126971997), (127, 2059980753), (381, 686660251), (5207, 50243433), (15621, 16747811)]