8840142

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 20262528

約数和(自身を除く): 11422386

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 131, 138, 163, 207, 262, 326, 393, 414, 489, 786, 978, 1179, 1467, 2358, 2934, 3013, 3749, 6026, 7498, 9039, 11247, 18078, 21353, 22494, 27117, 33741, 42706, 54234, 64059, 67482, 128118, 192177, 384354, 491119, 982238, 1473357, 2946714, 4420071, 8840142]

約数ペア:

[(1, 8840142), (2, 4420071), (3, 2946714), (6, 1473357), (9, 982238), (18, 491119), (23, 384354), (46, 192177), (69, 128118), (131, 67482), (138, 64059), (163, 54234), (207, 42706), (262, 33741), (326, 27117), (393, 22494), (414, 21353), (489, 18078), (786, 11247), (978, 9039), (1179, 7498), (1467, 6026), (2358, 3749), (2934, 3013)]