311267516

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{601}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 637156800

約数和(自身を除く): 325889284

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 349, 371, 601, 698, 742, 1202, 1396, 1484, 2404, 2443, 4207, 4886, 8414, 9772, 16828, 18497, 31853, 36994, 63706, 73988, 127412, 129479, 209749, 222971, 258958, 419498, 445942, 517916, 838996, 891884, 1468243, 2936486, 5872972, 11116697, 22233394, 44466788, 77816879, 155633758, 311267516]

約数ペア:

[(1, 311267516), (2, 155633758), (4, 77816879), (7, 44466788), (14, 22233394), (28, 11116697), (53, 5872972), (106, 2936486), (212, 1468243), (349, 891884), (371, 838996), (601, 517916), (698, 445942), (742, 419498), (1202, 258958), (1396, 222971), (1484, 209749), (2404, 129479), (2443, 127412), (4207, 73988), (4886, 63706), (8414, 36994), (9772, 31853), (16828, 18497)]