291239325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5857}}^1$

素因数の和:5903

約数の個数: 72

約数和(自身を含む): 594915048

約数和(自身を除く): 303675723

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1989, 2925, 3315, 3825, 5525, 5857, 9945, 16575, 17571, 29285, 49725, 52713, 76141, 87855, 99569, 146425, 228423, 263565, 298707, 380705, 439275, 497845, 685269, 896121, 1142115, 1294397, 1317825, 1493535, 1903525, 2489225, 3426345, 3883191, 4480605, 5710575, 6471985, 7467675, 11649573, 17131725, 19415955, 22403025, 32359925, 58247865, 97079775, 291239325]

約数ペア:

[(1, 291239325), (3, 97079775), (5, 58247865), (9, 32359925), (13, 22403025), (15, 19415955), (17, 17131725), (25, 11649573), (39, 7467675), (45, 6471985), (51, 5710575), (65, 4480605), (75, 3883191), (85, 3426345), (117, 2489225), (153, 1903525), (195, 1493535), (221, 1317825), (225, 1294397), (255, 1142115), (325, 896121), (425, 685269), (585, 497845), (663, 439275), (765, 380705), (975, 298707), (1105, 263565), (1275, 228423), (1989, 146425), (2925, 99569), (3315, 87855), (3825, 76141), (5525, 52713), (5857, 49725), (9945, 29285), (16575, 17571)]