15856885280495

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{2557}}^1\times {\mathrm{8461}}^1$

素因数の和:11560

約数の個数: 64

約数和(自身を含む): 22309369522176

約数和(自身を除く): 6452484241681

約数列:

[1, 5, 7, 35, 43, 215, 301, 487, 1505, 2435, 2557, 3409, 8461, 12785, 17045, 17899, 20941, 42305, 59227, 89495, 104705, 109951, 146587, 296135, 363823, 549755, 732935, 769657, 1245259, 1819115, 2546761, 3848285, 4120507, 6226295, 8716813, 12733805, 20602535, 21634777, 28843549, 43584065, 53546137, 108173885, 144217745, 151443439, 177181801, 267730685, 374822959, 757217195, 885909005, 930295411, 1240272607, 1874114795, 4651477055, 6201363035, 6512067877, 10536136399, 32560339385, 52680681995, 73752954793, 368764773965, 453053865157, 2265269325785, 3171377056099, 15856885280495]

約数ペア:

[(1, 15856885280495), (5, 3171377056099), (7, 2265269325785), (35, 453053865157), (43, 368764773965), (215, 73752954793), (301, 52680681995), (487, 32560339385), (1505, 10536136399), (2435, 6512067877), (2557, 6201363035), (3409, 4651477055), (8461, 1874114795), (12785, 1240272607), (17045, 930295411), (17899, 885909005), (20941, 757217195), (42305, 374822959), (59227, 267730685), (89495, 177181801), (104705, 151443439), (109951, 144217745), (146587, 108173885), (296135, 53546137), (363823, 43584065), (549755, 28843549), (732935, 21634777), (769657, 20602535), (1245259, 12733805), (1819115, 8716813), (2546761, 6226295), (3848285, 4120507)]