201720961854

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{719}}^1\times {\mathrm{255517}}^1$

素因数の和:256305

約数の個数: 48

約数和(自身を含む): 444846617280

約数和(自身を除く): 243125655426

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 719, 1098, 1438, 2157, 4314, 6471, 12942, 43859, 87718, 131577, 255517, 263154, 394731, 511034, 766551, 789462, 1533102, 2299653, 4599306, 15586537, 31173074, 46759611, 93519222, 140278833, 183716723, 280557666, 367433446, 551150169, 1102300338, 1653450507, 3306901014, 11206720103, 22413440206, 33620160309, 67240320618, 100860480927, 201720961854]

約数ペア:

[(1, 201720961854), (2, 100860480927), (3, 67240320618), (6, 33620160309), (9, 22413440206), (18, 11206720103), (61, 3306901014), (122, 1653450507), (183, 1102300338), (366, 551150169), (549, 367433446), (719, 280557666), (1098, 183716723), (1438, 140278833), (2157, 93519222), (4314, 46759611), (6471, 31173074), (12942, 15586537), (43859, 4599306), (87718, 2299653), (131577, 1533102), (255517, 789462), (263154, 766551), (394731, 511034)]