201839985

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 368582400

約数和(自身を除く): 166742415

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 107, 135, 157, 267, 321, 445, 471, 535, 785, 801, 963, 1335, 1413, 1605, 2355, 2403, 2889, 4005, 4239, 4815, 7065, 9523, 12015, 13973, 14445, 16799, 21195, 28569, 41919, 47615, 50397, 69865, 83995, 85707, 125757, 142845, 151191, 209595, 251985, 257121, 377271, 428535, 453573, 628785, 755955, 1285605, 1495111, 1886355, 2267865, 4485333, 7475555, 13455999, 22426665, 40367997, 67279995, 201839985]

約数ペア:

[(1, 201839985), (3, 67279995), (5, 40367997), (9, 22426665), (15, 13455999), (27, 7475555), (45, 4485333), (89, 2267865), (107, 1886355), (135, 1495111), (157, 1285605), (267, 755955), (321, 628785), (445, 453573), (471, 428535), (535, 377271), (785, 257121), (801, 251985), (963, 209595), (1335, 151191), (1413, 142845), (1605, 125757), (2355, 85707), (2403, 83995), (2889, 69865), (4005, 50397), (4239, 47615), (4815, 41919), (7065, 28569), (9523, 21195), (12015, 16799), (13973, 14445)]