981878

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 16

約数和(自身を含む): 1535760

約数和(自身を除く): 553882

約数列:

[1, 2, 53, 59, 106, 118, 157, 314, 3127, 6254, 8321, 9263, 16642, 18526, 490939, 981878]

約数ペア:

[(1, 981878), (2, 490939), (53, 18526), (59, 16642), (106, 9263), (118, 8321), (157, 6254), (314, 3127)]