248796730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{21031}}^1$

素因数の和:21071

約数の個数: 48

約数和(自身を含む): 554235264

約数和(自身を除く): 305438534

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 5915, 11830, 21031, 42062, 105155, 147217, 210310, 273403, 294434, 546806, 736085, 1367015, 1472170, 1913821, 2734030, 3554239, 3827642, 7108478, 9569105, 17771195, 19138210, 24879673, 35542390, 49759346, 124398365, 248796730]

約数ペア:

[(1, 248796730), (2, 124398365), (5, 49759346), (7, 35542390), (10, 24879673), (13, 19138210), (14, 17771195), (26, 9569105), (35, 7108478), (65, 3827642), (70, 3554239), (91, 2734030), (130, 1913821), (169, 1472170), (182, 1367015), (338, 736085), (455, 546806), (845, 294434), (910, 273403), (1183, 210310), (1690, 147217), (2366, 105155), (5915, 42062), (11830, 21031)]