249959970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{213641}}^1$

素因数の和:213667

約数の個数: 48

約数和(自身を含む): 699891192

約数和(自身を除く): 449931222

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 213641, 427282, 640923, 1068205, 1281846, 1922769, 2136410, 2777333, 3204615, 3845538, 5554666, 6409230, 8331999, 9613845, 13886665, 16663998, 19227690, 24995997, 27773330, 41659995, 49991994, 83319990, 124979985, 249959970]

約数ペア:

[(1, 249959970), (2, 124979985), (3, 83319990), (5, 49991994), (6, 41659995), (9, 27773330), (10, 24995997), (13, 19227690), (15, 16663998), (18, 13886665), (26, 9613845), (30, 8331999), (39, 6409230), (45, 5554666), (65, 3845538), (78, 3204615), (90, 2777333), (117, 2136410), (130, 1922769), (195, 1281846), (234, 1068205), (390, 640923), (585, 427282), (1170, 213641)]