71731878

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 157248000

約数和(自身を除く): 85516122

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 82, 103, 114, 123, 149, 206, 246, 298, 309, 447, 618, 779, 894, 1558, 1957, 2337, 2831, 3914, 4223, 4674, 5662, 5871, 6109, 8446, 8493, 11742, 12218, 12669, 15347, 16986, 18327, 25338, 30694, 36654, 46041, 80237, 92082, 116071, 160474, 232142, 240711, 291593, 348213, 481422, 583186, 629227, 696426, 874779, 1258454, 1749558, 1887681, 3775362, 11955313, 23910626, 35865939, 71731878]

約数ペア:

[(1, 71731878), (2, 35865939), (3, 23910626), (6, 11955313), (19, 3775362), (38, 1887681), (41, 1749558), (57, 1258454), (82, 874779), (103, 696426), (114, 629227), (123, 583186), (149, 481422), (206, 348213), (246, 291593), (298, 240711), (309, 232142), (447, 160474), (618, 116071), (779, 92082), (894, 80237), (1558, 46041), (1957, 36654), (2337, 30694), (2831, 25338), (3914, 18327), (4223, 16986), (4674, 15347), (5662, 12669), (5871, 12218), (6109, 11742), (8446, 8493)]