315404726

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{55903}}^1$

素因数の和:55956

約数の個数: 32

約数和(自身を含む): 601079808

約数和(自身を除く): 285675082

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 55903, 111806, 391321, 726739, 782642, 1453478, 1732993, 3465986, 5087173, 10174346, 12130951, 22528909, 24261902, 45057818, 157702363, 315404726]

約数ペア:

[(1, 315404726), (2, 157702363), (7, 45057818), (13, 24261902), (14, 22528909), (26, 12130951), (31, 10174346), (62, 5087173), (91, 3465986), (182, 1732993), (217, 1453478), (403, 782642), (434, 726739), (806, 391321), (2821, 111806), (5642, 55903)]