73439745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{9931}}^1$

素因数の和:9985

約数の個数: 32

約数和(自身を含む): 128718720

約数和(自身を除く): 55278975

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 9931, 29793, 49655, 148965, 168827, 287999, 506481, 844135, 863997, 1439995, 2532405, 4319985, 4895983, 14687949, 24479915, 73439745]

約数ペア:

[(1, 73439745), (3, 24479915), (5, 14687949), (15, 4895983), (17, 4319985), (29, 2532405), (51, 1439995), (85, 863997), (87, 844135), (145, 506481), (255, 287999), (435, 168827), (493, 148965), (1479, 49655), (2465, 29793), (7395, 9931)]