251298

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:638

約数の個数: 24

約数和(自身を含む): 569088

約数和(自身を除く): 317790

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 607, 1214, 1821, 3642, 5463, 10926, 13961, 27922, 41883, 83766, 125649, 251298]

約数ペア:

[(1, 251298), (2, 125649), (3, 83766), (6, 41883), (9, 27922), (18, 13961), (23, 10926), (46, 5463), (69, 3642), (138, 1821), (207, 1214), (414, 607)]