1281330492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{19603}}^1$

素因数の和:20042

約数の個数: 48

約数和(自身を含む): 3227602560

約数和(自身を除く): 1946272068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 419, 838, 1257, 1676, 2514, 5028, 5447, 10894, 16341, 19603, 21788, 32682, 39206, 58809, 65364, 78412, 117618, 235236, 254839, 509678, 764517, 1019356, 1529034, 3058068, 8213657, 16427314, 24640971, 32854628, 49281942, 98563884, 106777541, 213555082, 320332623, 427110164, 640665246, 1281330492]

約数ペア:

[(1, 1281330492), (2, 640665246), (3, 427110164), (4, 320332623), (6, 213555082), (12, 106777541), (13, 98563884), (26, 49281942), (39, 32854628), (52, 24640971), (78, 16427314), (156, 8213657), (419, 3058068), (838, 1529034), (1257, 1019356), (1676, 764517), (2514, 509678), (5028, 254839), (5447, 235236), (10894, 117618), (16341, 78412), (19603, 65364), (21788, 58809), (32682, 39206)]