283886330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311963}}^1$

素因数の和:311990

約数の個数: 32

約数和(自身を含む): 628919424

約数和(自身を除く): 345033094

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 311963, 623926, 1559815, 2183741, 3119630, 4055519, 4367482, 8111038, 10918705, 20277595, 21837410, 28388633, 40555190, 56777266, 141943165, 283886330]

約数ペア:

[(1, 283886330), (2, 141943165), (5, 56777266), (7, 40555190), (10, 28388633), (13, 21837410), (14, 20277595), (26, 10918705), (35, 8111038), (65, 4367482), (70, 4055519), (91, 3119630), (130, 2183741), (182, 1559815), (455, 623926), (910, 311963)]