7815198

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 16106112

約数和(自身を除く): 8290914

約数列:

[1, 2, 3, 6, 61, 122, 131, 163, 183, 262, 326, 366, 393, 489, 786, 978, 7991, 9943, 15982, 19886, 21353, 23973, 29829, 42706, 47946, 59658, 64059, 128118, 1302533, 2605066, 3907599, 7815198]

約数ペア:

[(1, 7815198), (2, 3907599), (3, 2605066), (6, 1302533), (61, 128118), (122, 64059), (131, 59658), (163, 47946), (183, 42706), (262, 29829), (326, 23973), (366, 21353), (393, 19886), (489, 15982), (786, 9943), (978, 7991)]