30120818

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{461}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 55883520

約数和(自身を除く): 25762702

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 359, 461, 718, 922, 2513, 3227, 4667, 5026, 5993, 6454, 9334, 11986, 32669, 41951, 65338, 83902, 165499, 330998, 1158493, 2151487, 2316986, 4302974, 15060409, 30120818]

約数ペア:

[(1, 30120818), (2, 15060409), (7, 4302974), (13, 2316986), (14, 2151487), (26, 1158493), (91, 330998), (182, 165499), (359, 83902), (461, 65338), (718, 41951), (922, 32669), (2513, 11986), (3227, 9334), (4667, 6454), (5026, 5993)]